40612500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{19}}^2$

素因数の和:73

約数の個数: 162

約数和(自身を含む): 135424926

約数和(自身を除く): 94812426

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, 225, 228, 250, 285, 300, 342, 361, 375, 380, 450, 475, 500, 570, 625, 684, 722, 750, 855, 900, 950, 1083, 1125, 1140, 1250, 1425, 1444, 1500, 1710, 1805, 1875, 1900, 2166, 2250, 2375, 2500, 2850, 3125, 3249, 3420, 3610, 3750, 4275, 4332, 4500, 4750, 5415, 5625, 5700, 6250, 6498, 7125, 7220, 7500, 8550, 9025, 9375, 9500, 10830, 11250, 11875, 12500, 12996, 14250, 16245, 17100, 18050, 18750, 21375, 21660, 22500, 23750, 27075, 28125, 28500, 32490, 35625, 36100, 37500, 42750, 45125, 47500, 54150, 56250, 59375, 64980, 71250, 81225, 85500, 90250, 106875, 108300, 112500, 118750, 135375, 142500, 162450, 178125, 180500, 213750, 225625, 237500, 270750, 324900, 356250, 406125, 427500, 451250, 534375, 541500, 676875, 712500, 812250, 902500, 1068750, 1128125, 1353750, 1624500, 2030625, 2137500, 2256250, 2707500, 3384375, 4061250, 4512500, 6768750, 8122500, 10153125, 13537500, 20306250, 40612500]

約数ペア:

[(1, 40612500), (2, 20306250), (3, 13537500), (4, 10153125), (5, 8122500), (6, 6768750), (9, 4512500), (10, 4061250), (12, 3384375), (15, 2707500), (18, 2256250), (19, 2137500), (20, 2030625), (25, 1624500), (30, 1353750), (36, 1128125), (38, 1068750), (45, 902500), (50, 812250), (57, 712500), (60, 676875), (75, 541500), (76, 534375), (90, 451250), (95, 427500), (100, 406125), (114, 356250), (125, 324900), (150, 270750), (171, 237500), (180, 225625), (190, 213750), (225, 180500), (228, 178125), (250, 162450), (285, 142500), (300, 135375), (342, 118750), (361, 112500), (375, 108300), (380, 106875), (450, 90250), (475, 85500), (500, 81225), (570, 71250), (625, 64980), (684, 59375), (722, 56250), (750, 54150), (855, 47500), (900, 45125), (950, 42750), (1083, 37500), (1125, 36100), (1140, 35625), (1250, 32490), (1425, 28500), (1444, 28125), (1500, 27075), (1710, 23750), (1805, 22500), (1875, 21660), (1900, 21375), (2166, 18750), (2250, 18050), (2375, 17100), (2500, 16245), (2850, 14250), (3125, 12996), (3249, 12500), (3420, 11875), (3610, 11250), (3750, 10830), (4275, 9500), (4332, 9375), (4500, 9025), (4750, 8550), (5415, 7500), (5625, 7220), (5700, 7125), (6250, 6498)]