76687100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1635

約数の個数: 72

約数和(自身を含む): 192987648

約数和(自身を除く): 116300548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1543, 1775, 1988, 2485, 3086, 3550, 4970, 6172, 7100, 7715, 9940, 10801, 12425, 15430, 21602, 24850, 30860, 38575, 43204, 49700, 54005, 77150, 108010, 109553, 154300, 216020, 219106, 270025, 438212, 540050, 547765, 766871, 1080100, 1095530, 1533742, 2191060, 2738825, 3067484, 3834355, 5477650, 7668710, 10955300, 15337420, 19171775, 38343550, 76687100]

約数ペア:

[(1, 76687100), (2, 38343550), (4, 19171775), (5, 15337420), (7, 10955300), (10, 7668710), (14, 5477650), (20, 3834355), (25, 3067484), (28, 2738825), (35, 2191060), (50, 1533742), (70, 1095530), (71, 1080100), (100, 766871), (140, 547765), (142, 540050), (175, 438212), (284, 270025), (350, 219106), (355, 216020), (497, 154300), (700, 109553), (710, 108010), (994, 77150), (1420, 54005), (1543, 49700), (1775, 43204), (1988, 38575), (2485, 30860), (3086, 24850), (3550, 21602), (4970, 15430), (6172, 12425), (7100, 10801), (7715, 9940)]