55388320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:918

約数の個数: 96

約数和(自身を含む): 145635840

約数和(自身を除く): 90247520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 859, 992, 1040, 1240, 1612, 1718, 2015, 2080, 2480, 3224, 3436, 4030, 4295, 4960, 6448, 6872, 8060, 8590, 11167, 12896, 13744, 16120, 17180, 22334, 26629, 27488, 32240, 34360, 44668, 53258, 55835, 64480, 68720, 89336, 106516, 111670, 133145, 137440, 178672, 213032, 223340, 266290, 346177, 357344, 426064, 446680, 532580, 692354, 852128, 893360, 1065160, 1384708, 1730885, 1786720, 2130320, 2769416, 3461770, 4260640, 5538832, 6923540, 11077664, 13847080, 27694160, 55388320]

約数ペア:

[(1, 55388320), (2, 27694160), (4, 13847080), (5, 11077664), (8, 6923540), (10, 5538832), (13, 4260640), (16, 3461770), (20, 2769416), (26, 2130320), (31, 1786720), (32, 1730885), (40, 1384708), (52, 1065160), (62, 893360), (65, 852128), (80, 692354), (104, 532580), (124, 446680), (130, 426064), (155, 357344), (160, 346177), (208, 266290), (248, 223340), (260, 213032), (310, 178672), (403, 137440), (416, 133145), (496, 111670), (520, 106516), (620, 89336), (806, 68720), (859, 64480), (992, 55835), (1040, 53258), (1240, 44668), (1612, 34360), (1718, 32240), (2015, 27488), (2080, 26629), (2480, 22334), (3224, 17180), (3436, 16120), (4030, 13744), (4295, 12896), (4960, 11167), (6448, 8590), (6872, 8060)]