69303100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 156739968

約数和(自身を除く): 87436868

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 71, 86, 100, 142, 172, 215, 227, 284, 355, 430, 454, 710, 860, 908, 1075, 1135, 1420, 1775, 2150, 2270, 3053, 3550, 4300, 4540, 5675, 6106, 7100, 9761, 11350, 12212, 15265, 16117, 19522, 22700, 30530, 32234, 39044, 48805, 61060, 64468, 76325, 80585, 97610, 152650, 161170, 195220, 244025, 305300, 322340, 402925, 488050, 693031, 805850, 976100, 1386062, 1611700, 2772124, 3465155, 6930310, 13860620, 17325775, 34651550, 69303100]

約数ペア:

[(1, 69303100), (2, 34651550), (4, 17325775), (5, 13860620), (10, 6930310), (20, 3465155), (25, 2772124), (43, 1611700), (50, 1386062), (71, 976100), (86, 805850), (100, 693031), (142, 488050), (172, 402925), (215, 322340), (227, 305300), (284, 244025), (355, 195220), (430, 161170), (454, 152650), (710, 97610), (860, 80585), (908, 76325), (1075, 64468), (1135, 61060), (1420, 48805), (1775, 39044), (2150, 32234), (2270, 30530), (3053, 22700), (3550, 19522), (4300, 16117), (4540, 15265), (5675, 12212), (6106, 11350), (7100, 9761)]