7218373900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{17093}}^1$

素因数の和:17251

約数の個数: 72

約数和(自身を含む): 16202650464

約数和(自身を除く): 8984276564

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 103, 164, 205, 206, 410, 412, 515, 820, 1025, 1030, 2050, 2060, 2575, 4100, 4223, 5150, 8446, 10300, 16892, 17093, 21115, 34186, 42230, 68372, 84460, 85465, 105575, 170930, 211150, 341860, 422300, 427325, 700813, 854650, 1401626, 1709300, 1760579, 2803252, 3504065, 3521158, 7008130, 7042316, 8802895, 14016260, 17520325, 17605790, 35040650, 35211580, 44014475, 70081300, 72183739, 88028950, 144367478, 176057900, 288734956, 360918695, 721837390, 1443674780, 1804593475, 3609186950, 7218373900]

約数ペア:

[(1, 7218373900), (2, 3609186950), (4, 1804593475), (5, 1443674780), (10, 721837390), (20, 360918695), (25, 288734956), (41, 176057900), (50, 144367478), (82, 88028950), (100, 72183739), (103, 70081300), (164, 44014475), (205, 35211580), (206, 35040650), (410, 17605790), (412, 17520325), (515, 14016260), (820, 8802895), (1025, 7042316), (1030, 7008130), (2050, 3521158), (2060, 3504065), (2575, 2803252), (4100, 1760579), (4223, 1709300), (5150, 1401626), (8446, 854650), (10300, 700813), (16892, 427325), (17093, 422300), (21115, 341860), (34186, 211150), (42230, 170930), (68372, 105575), (84460, 85465)]