810684100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{15383}}^1$

素因数の和:15445

約数の個数: 72

約数和(自身を含む): 1922876928

約数和(自身を除く): 1112192828

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 155, 170, 310, 340, 425, 527, 620, 775, 850, 1054, 1550, 1700, 2108, 2635, 3100, 5270, 10540, 13175, 15383, 26350, 30766, 52700, 61532, 76915, 153830, 261511, 307660, 384575, 476873, 523022, 769150, 953746, 1046044, 1307555, 1538300, 1907492, 2384365, 2615110, 4768730, 5230220, 6537775, 8106841, 9537460, 11921825, 13075550, 16213682, 23843650, 26151100, 32427364, 40534205, 47687300, 81068410, 162136820, 202671025, 405342050, 810684100]

約数ペア:

[(1, 810684100), (2, 405342050), (4, 202671025), (5, 162136820), (10, 81068410), (17, 47687300), (20, 40534205), (25, 32427364), (31, 26151100), (34, 23843650), (50, 16213682), (62, 13075550), (68, 11921825), (85, 9537460), (100, 8106841), (124, 6537775), (155, 5230220), (170, 4768730), (310, 2615110), (340, 2384365), (425, 1907492), (527, 1538300), (620, 1307555), (775, 1046044), (850, 953746), (1054, 769150), (1550, 523022), (1700, 476873), (2108, 384575), (2635, 307660), (3100, 261511), (5270, 153830), (10540, 76915), (13175, 61532), (15383, 52700), (26350, 30766)]