65918450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:336

約数の個数: 72

約数和(自身を含む): 137853900

約数和(自身を除く): 71935450

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 169, 269, 290, 325, 338, 377, 538, 650, 725, 754, 845, 1345, 1450, 1690, 1885, 2690, 3497, 3770, 4225, 4901, 6725, 6994, 7801, 8450, 9425, 9802, 13450, 15602, 17485, 18850, 24505, 34970, 39005, 45461, 49010, 78010, 87425, 90922, 101413, 122525, 174850, 195025, 202826, 227305, 245050, 390050, 454610, 507065, 1014130, 1136525, 1318369, 2273050, 2535325, 2636738, 5070650, 6591845, 13183690, 32959225, 65918450]

約数ペア:

[(1, 65918450), (2, 32959225), (5, 13183690), (10, 6591845), (13, 5070650), (25, 2636738), (26, 2535325), (29, 2273050), (50, 1318369), (58, 1136525), (65, 1014130), (130, 507065), (145, 454610), (169, 390050), (269, 245050), (290, 227305), (325, 202826), (338, 195025), (377, 174850), (538, 122525), (650, 101413), (725, 90922), (754, 87425), (845, 78010), (1345, 49010), (1450, 45461), (1690, 39005), (1885, 34970), (2690, 24505), (3497, 18850), (3770, 17485), (4225, 15602), (4901, 13450), (6725, 9802), (6994, 9425), (7801, 8450)]