80791700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{607}}^1$

素因数の和:654

約数の個数: 72

約数和(自身を含む): 193154304

約数和(自身を除く): 112362604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 220, 242, 275, 484, 550, 605, 607, 1100, 1210, 1214, 1331, 2420, 2428, 2662, 3025, 3035, 5324, 6050, 6070, 6655, 6677, 12100, 12140, 13310, 13354, 15175, 26620, 26708, 30350, 33275, 33385, 60700, 66550, 66770, 73447, 133100, 133540, 146894, 166925, 293788, 333850, 367235, 667700, 734470, 807917, 1468940, 1615834, 1836175, 3231668, 3672350, 4039585, 7344700, 8079170, 16158340, 20197925, 40395850, 80791700]

約数ペア:

[(1, 80791700), (2, 40395850), (4, 20197925), (5, 16158340), (10, 8079170), (11, 7344700), (20, 4039585), (22, 3672350), (25, 3231668), (44, 1836175), (50, 1615834), (55, 1468940), (100, 807917), (110, 734470), (121, 667700), (220, 367235), (242, 333850), (275, 293788), (484, 166925), (550, 146894), (605, 133540), (607, 133100), (1100, 73447), (1210, 66770), (1214, 66550), (1331, 60700), (2420, 33385), (2428, 33275), (2662, 30350), (3025, 26708), (3035, 26620), (5324, 15175), (6050, 13354), (6070, 13310), (6655, 12140), (6677, 12100)]