66216020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 161554176

約数和(自身を除く): 95338156

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 71, 85, 130, 142, 170, 211, 221, 260, 284, 340, 355, 422, 442, 710, 844, 884, 923, 1055, 1105, 1207, 1420, 1846, 2110, 2210, 2414, 2743, 3587, 3692, 4220, 4420, 4615, 4828, 5486, 6035, 7174, 9230, 10972, 12070, 13715, 14348, 14981, 15691, 17935, 18460, 24140, 27430, 29962, 31382, 35870, 46631, 54860, 59924, 62764, 71740, 74905, 78455, 93262, 149810, 156910, 186524, 194753, 233155, 254677, 299620, 313820, 389506, 466310, 509354, 779012, 932620, 973765, 1018708, 1273385, 1947530, 2546770, 3310801, 3895060, 5093540, 6621602, 13243204, 16554005, 33108010, 66216020]

約数ペア:

[(1, 66216020), (2, 33108010), (4, 16554005), (5, 13243204), (10, 6621602), (13, 5093540), (17, 3895060), (20, 3310801), (26, 2546770), (34, 1947530), (52, 1273385), (65, 1018708), (68, 973765), (71, 932620), (85, 779012), (130, 509354), (142, 466310), (170, 389506), (211, 313820), (221, 299620), (260, 254677), (284, 233155), (340, 194753), (355, 186524), (422, 156910), (442, 149810), (710, 93262), (844, 78455), (884, 74905), (923, 71740), (1055, 62764), (1105, 59924), (1207, 54860), (1420, 46631), (1846, 35870), (2110, 31382), (2210, 29962), (2414, 27430), (2743, 24140), (3587, 18460), (3692, 17935), (4220, 15691), (4420, 14981), (4615, 14348), (4828, 13715), (5486, 12070), (6035, 10972), (7174, 9230)]