81672630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:306

約数の個数: 96

約数和(自身を含む): 215822880

約数和(自身を除く): 134150250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 169, 178, 181, 195, 267, 338, 362, 390, 445, 507, 534, 543, 845, 890, 905, 1014, 1086, 1157, 1335, 1690, 1810, 2314, 2353, 2535, 2670, 2715, 3471, 4706, 5070, 5430, 5785, 6942, 7059, 11570, 11765, 14118, 15041, 16109, 17355, 23530, 30082, 30589, 32218, 34710, 35295, 45123, 48327, 61178, 70590, 75205, 80545, 90246, 91767, 96654, 150410, 152945, 161090, 183534, 209417, 225615, 241635, 305890, 418834, 451230, 458835, 483270, 628251, 917670, 1047085, 1256502, 2094170, 2722421, 3141255, 5444842, 6282510, 8167263, 13612105, 16334526, 27224210, 40836315, 81672630]

約数ペア:

[(1, 81672630), (2, 40836315), (3, 27224210), (5, 16334526), (6, 13612105), (10, 8167263), (13, 6282510), (15, 5444842), (26, 3141255), (30, 2722421), (39, 2094170), (65, 1256502), (78, 1047085), (89, 917670), (130, 628251), (169, 483270), (178, 458835), (181, 451230), (195, 418834), (267, 305890), (338, 241635), (362, 225615), (390, 209417), (445, 183534), (507, 161090), (534, 152945), (543, 150410), (845, 96654), (890, 91767), (905, 90246), (1014, 80545), (1086, 75205), (1157, 70590), (1335, 61178), (1690, 48327), (1810, 45123), (2314, 35295), (2353, 34710), (2535, 32218), (2670, 30589), (2715, 30082), (3471, 23530), (4706, 17355), (5070, 16109), (5430, 15041), (5785, 14118), (6942, 11765), (7059, 11570)]