312392900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:2021

約数の個数: 72

約数和(自身を含む): 717704064

約数和(自身を除く): 405311164

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 71, 92, 100, 115, 142, 230, 284, 355, 460, 575, 710, 1150, 1420, 1633, 1775, 1913, 2300, 3266, 3550, 3826, 6532, 7100, 7652, 8165, 9565, 16330, 19130, 32660, 38260, 40825, 43999, 47825, 81650, 87998, 95650, 135823, 163300, 175996, 191300, 219995, 271646, 439990, 543292, 679115, 879980, 1099975, 1358230, 2199950, 2716460, 3123929, 3395575, 4399900, 6247858, 6791150, 12495716, 13582300, 15619645, 31239290, 62478580, 78098225, 156196450, 312392900]

約数ペア:

[(1, 312392900), (2, 156196450), (4, 78098225), (5, 62478580), (10, 31239290), (20, 15619645), (23, 13582300), (25, 12495716), (46, 6791150), (50, 6247858), (71, 4399900), (92, 3395575), (100, 3123929), (115, 2716460), (142, 2199950), (230, 1358230), (284, 1099975), (355, 879980), (460, 679115), (575, 543292), (710, 439990), (1150, 271646), (1420, 219995), (1633, 191300), (1775, 175996), (1913, 163300), (2300, 135823), (3266, 95650), (3550, 87998), (3826, 81650), (6532, 47825), (7100, 43999), (7652, 40825), (8165, 38260), (9565, 32660), (16330, 19130)]