52881140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 128701440

約数和(自身を除く): 75820300

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 37, 46, 52, 65, 74, 92, 115, 130, 148, 185, 230, 239, 260, 299, 370, 460, 478, 481, 598, 740, 851, 956, 962, 1195, 1196, 1495, 1702, 1924, 2390, 2405, 2990, 3107, 3404, 4255, 4780, 4810, 5497, 5980, 6214, 8510, 8843, 9620, 10994, 11063, 12428, 15535, 17020, 17686, 21988, 22126, 27485, 31070, 35372, 44215, 44252, 54970, 55315, 62140, 71461, 88430, 109940, 110630, 114959, 142922, 176860, 203389, 221260, 229918, 285844, 357305, 406778, 459836, 574795, 714610, 813556, 1016945, 1149590, 1429220, 2033890, 2299180, 2644057, 4067780, 5288114, 10576228, 13220285, 26440570, 52881140]

約数ペア:

[(1, 52881140), (2, 26440570), (4, 13220285), (5, 10576228), (10, 5288114), (13, 4067780), (20, 2644057), (23, 2299180), (26, 2033890), (37, 1429220), (46, 1149590), (52, 1016945), (65, 813556), (74, 714610), (92, 574795), (115, 459836), (130, 406778), (148, 357305), (185, 285844), (230, 229918), (239, 221260), (260, 203389), (299, 176860), (370, 142922), (460, 114959), (478, 110630), (481, 109940), (598, 88430), (740, 71461), (851, 62140), (956, 55315), (962, 54970), (1195, 44252), (1196, 44215), (1495, 35372), (1702, 31070), (1924, 27485), (2390, 22126), (2405, 21988), (2990, 17686), (3107, 17020), (3404, 15535), (4255, 12428), (4780, 11063), (4810, 10994), (5497, 9620), (5980, 8843), (6214, 8510)]