81652500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:240

約数の個数: 180

約数和(自身を含む): 272912640

約数和(自身を除く): 191260140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 125, 150, 171, 180, 190, 191, 225, 228, 250, 285, 300, 342, 375, 380, 382, 450, 475, 500, 570, 573, 625, 684, 750, 764, 855, 900, 950, 955, 1125, 1140, 1146, 1250, 1425, 1500, 1710, 1719, 1875, 1900, 1910, 2250, 2292, 2375, 2500, 2850, 2865, 3420, 3438, 3629, 3750, 3820, 4275, 4500, 4750, 4775, 5625, 5700, 5730, 6876, 7125, 7258, 7500, 8550, 8595, 9500, 9550, 10887, 11250, 11460, 11875, 14250, 14325, 14516, 17100, 17190, 18145, 19100, 21375, 21774, 22500, 23750, 23875, 28500, 28650, 32661, 34380, 35625, 36290, 42750, 42975, 43548, 47500, 47750, 54435, 57300, 65322, 71250, 71625, 72580, 85500, 85950, 90725, 95500, 106875, 108870, 119375, 130644, 142500, 143250, 163305, 171900, 181450, 213750, 214875, 217740, 238750, 272175, 286500, 326610, 358125, 362900, 427500, 429750, 453625, 477500, 544350, 653220, 716250, 816525, 859500, 907250, 1074375, 1088700, 1360875, 1432500, 1633050, 1814500, 2148750, 2268125, 2721750, 3266100, 4082625, 4297500, 4536250, 5443500, 6804375, 8165250, 9072500, 13608750, 16330500, 20413125, 27217500, 40826250, 81652500]

約数ペア:

[(1, 81652500), (2, 40826250), (3, 27217500), (4, 20413125), (5, 16330500), (6, 13608750), (9, 9072500), (10, 8165250), (12, 6804375), (15, 5443500), (18, 4536250), (19, 4297500), (20, 4082625), (25, 3266100), (30, 2721750), (36, 2268125), (38, 2148750), (45, 1814500), (50, 1633050), (57, 1432500), (60, 1360875), (75, 1088700), (76, 1074375), (90, 907250), (95, 859500), (100, 816525), (114, 716250), (125, 653220), (150, 544350), (171, 477500), (180, 453625), (190, 429750), (191, 427500), (225, 362900), (228, 358125), (250, 326610), (285, 286500), (300, 272175), (342, 238750), (375, 217740), (380, 214875), (382, 213750), (450, 181450), (475, 171900), (500, 163305), (570, 143250), (573, 142500), (625, 130644), (684, 119375), (750, 108870), (764, 106875), (855, 95500), (900, 90725), (950, 85950), (955, 85500), (1125, 72580), (1140, 71625), (1146, 71250), (1250, 65322), (1425, 57300), (1500, 54435), (1710, 47750), (1719, 47500), (1875, 43548), (1900, 42975), (1910, 42750), (2250, 36290), (2292, 35625), (2375, 34380), (2500, 32661), (2850, 28650), (2865, 28500), (3420, 23875), (3438, 23750), (3629, 22500), (3750, 21774), (3820, 21375), (4275, 19100), (4500, 18145), (4750, 17190), (4775, 17100), (5625, 14516), (5700, 14325), (5730, 14250), (6876, 11875), (7125, 11460), (7258, 11250), (7500, 10887), (8550, 9550), (8595, 9500)]