788891675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1481}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 1157738400

約数和(自身を除く): 368846725

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 149, 275, 325, 715, 745, 1481, 1639, 1937, 3575, 3725, 7405, 8195, 9685, 16291, 19253, 21307, 37025, 40975, 48425, 81455, 96265, 106535, 211783, 220669, 407275, 481325, 532675, 1058915, 1103345, 2427359, 2868697, 5294575, 5516725, 12136795, 14343485, 31555667, 60683975, 71717425, 157778335, 788891675]

約数ペア:

[(1, 788891675), (5, 157778335), (11, 71717425), (13, 60683975), (25, 31555667), (55, 14343485), (65, 12136795), (143, 5516725), (149, 5294575), (275, 2868697), (325, 2427359), (715, 1103345), (745, 1058915), (1481, 532675), (1639, 481325), (1937, 407275), (3575, 220669), (3725, 211783), (7405, 106535), (8195, 96265), (9685, 81455), (16291, 48425), (19253, 40975), (21307, 37025)]