20174624900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{1571}}^1\times {\mathrm{2423}}^1$

素因数の和:4061

約数の個数: 72

約数和(自身を含む): 44651767104

約数和(自身を除く): 24477142204

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 1571, 2423, 2650, 3142, 4846, 5300, 6284, 7855, 9692, 12115, 15710, 24230, 31420, 39275, 48460, 60575, 78550, 83263, 121150, 128419, 157100, 166526, 242300, 256838, 333052, 416315, 513676, 642095, 832630, 1284190, 1665260, 2081575, 2568380, 3210475, 3806533, 4163150, 6420950, 7613066, 8326300, 12841900, 15226132, 19032665, 38065330, 76130660, 95163325, 190326650, 201746249, 380653300, 403492498, 806984996, 1008731245, 2017462490, 4034924980, 5043656225, 10087312450, 20174624900]

約数ペア:

[(1, 20174624900), (2, 10087312450), (4, 5043656225), (5, 4034924980), (10, 2017462490), (20, 1008731245), (25, 806984996), (50, 403492498), (53, 380653300), (100, 201746249), (106, 190326650), (212, 95163325), (265, 76130660), (530, 38065330), (1060, 19032665), (1325, 15226132), (1571, 12841900), (2423, 8326300), (2650, 7613066), (3142, 6420950), (4846, 4163150), (5300, 3806533), (6284, 3210475), (7855, 2568380), (9692, 2081575), (12115, 1665260), (15710, 1284190), (24230, 832630), (31420, 642095), (39275, 513676), (48460, 416315), (60575, 333052), (78550, 256838), (83263, 242300), (121150, 166526), (128419, 157100)]