30655900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:116

約数の個数: 108

約数和(自身を含む): 77573160

約数和(自身を除く): 46917260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 31, 44, 50, 55, 58, 62, 100, 110, 116, 124, 145, 155, 220, 275, 290, 310, 319, 341, 550, 580, 620, 638, 682, 725, 775, 899, 961, 1100, 1276, 1364, 1450, 1550, 1595, 1705, 1798, 1922, 2900, 3100, 3190, 3410, 3596, 3844, 4495, 4805, 6380, 6820, 7975, 8525, 8990, 9610, 9889, 10571, 15950, 17050, 17980, 19220, 19778, 21142, 22475, 24025, 27869, 31900, 34100, 39556, 42284, 44950, 48050, 49445, 52855, 55738, 89900, 96100, 98890, 105710, 111476, 139345, 197780, 211420, 247225, 264275, 278690, 306559, 494450, 528550, 557380, 613118, 696725, 988900, 1057100, 1226236, 1393450, 1532795, 2786900, 3065590, 6131180, 7663975, 15327950, 30655900]

約数ペア:

[(1, 30655900), (2, 15327950), (4, 7663975), (5, 6131180), (10, 3065590), (11, 2786900), (20, 1532795), (22, 1393450), (25, 1226236), (29, 1057100), (31, 988900), (44, 696725), (50, 613118), (55, 557380), (58, 528550), (62, 494450), (100, 306559), (110, 278690), (116, 264275), (124, 247225), (145, 211420), (155, 197780), (220, 139345), (275, 111476), (290, 105710), (310, 98890), (319, 96100), (341, 89900), (550, 55738), (580, 52855), (620, 49445), (638, 48050), (682, 44950), (725, 42284), (775, 39556), (899, 34100), (961, 31900), (1100, 27869), (1276, 24025), (1364, 22475), (1450, 21142), (1550, 19778), (1595, 19220), (1705, 17980), (1798, 17050), (1922, 15950), (2900, 10571), (3100, 9889), (3190, 9610), (3410, 8990), (3596, 8525), (3844, 7975), (4495, 6820), (4805, 6380)]