85860970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 173365920

約数和(自身を除く): 87504950

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 89, 130, 178, 181, 205, 362, 410, 445, 533, 890, 905, 1066, 1157, 1810, 2314, 2353, 2665, 3649, 4706, 5330, 5785, 7298, 7421, 11570, 11765, 14842, 16109, 18245, 23530, 32218, 36490, 37105, 47437, 74210, 80545, 94874, 96473, 161090, 192946, 209417, 237185, 418834, 474370, 482365, 660469, 964730, 1047085, 1320938, 2094170, 3302345, 6604690, 8586097, 17172194, 42930485, 85860970]

約数ペア:

[(1, 85860970), (2, 42930485), (5, 17172194), (10, 8586097), (13, 6604690), (26, 3302345), (41, 2094170), (65, 1320938), (82, 1047085), (89, 964730), (130, 660469), (178, 482365), (181, 474370), (205, 418834), (362, 237185), (410, 209417), (445, 192946), (533, 161090), (890, 96473), (905, 94874), (1066, 80545), (1157, 74210), (1810, 47437), (2314, 37105), (2353, 36490), (2665, 32218), (3649, 23530), (4706, 18245), (5330, 16109), (5785, 14842), (7298, 11765), (7421, 11570)]