158091700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{121609}}^1$

素因数の和:121636

約数の個数: 36

約数和(自身を含む): 369451180

約数和(自身を除く): 211359480

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 121609, 243218, 486436, 608045, 1216090, 1580917, 2432180, 3040225, 3161834, 6080450, 6323668, 7904585, 12160900, 15809170, 31618340, 39522925, 79045850, 158091700]

約数ペア:

[(1, 158091700), (2, 79045850), (4, 39522925), (5, 31618340), (10, 15809170), (13, 12160900), (20, 7904585), (25, 6323668), (26, 6080450), (50, 3161834), (52, 3040225), (65, 2432180), (100, 1580917), (130, 1216090), (260, 608045), (325, 486436), (650, 243218), (1300, 121609)]