31510384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 69209856

約数和(自身を除く): 37699472

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 37, 62, 68, 74, 101, 124, 136, 148, 202, 248, 272, 296, 404, 496, 527, 592, 629, 808, 1054, 1147, 1258, 1616, 1717, 2108, 2294, 2516, 3131, 3434, 3737, 4216, 4588, 5032, 6262, 6868, 7474, 8432, 9176, 10064, 12524, 13736, 14948, 18352, 19499, 25048, 27472, 29896, 38998, 50096, 53227, 59792, 63529, 77996, 106454, 115847, 127058, 155992, 212908, 231694, 254116, 311984, 425816, 463388, 508232, 851632, 926776, 1016464, 1853552, 1969399, 3938798, 7877596, 15755192, 31510384]

約数ペア:

[(1, 31510384), (2, 15755192), (4, 7877596), (8, 3938798), (16, 1969399), (17, 1853552), (31, 1016464), (34, 926776), (37, 851632), (62, 508232), (68, 463388), (74, 425816), (101, 311984), (124, 254116), (136, 231694), (148, 212908), (202, 155992), (248, 127058), (272, 115847), (296, 106454), (404, 77996), (496, 63529), (527, 59792), (592, 53227), (629, 50096), (808, 38998), (1054, 29896), (1147, 27472), (1258, 25048), (1616, 19499), (1717, 18352), (2108, 14948), (2294, 13736), (2516, 12524), (3131, 10064), (3434, 9176), (3737, 8432), (4216, 7474), (4588, 6868), (5032, 6262)]