51319840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2243}}^1$

素因数の和:2282

約数の個数: 96

約数和(自身を含む): 142502976

約数和(自身を除く): 91183136

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 352, 416, 440, 520, 572, 715, 880, 1040, 1144, 1430, 1760, 2080, 2243, 2288, 2860, 4486, 4576, 5720, 8972, 11215, 11440, 17944, 22430, 22880, 24673, 29159, 35888, 44860, 49346, 58318, 71776, 89720, 98692, 116636, 123365, 145795, 179440, 197384, 233272, 246730, 291590, 320749, 358880, 394768, 466544, 493460, 583180, 641498, 789536, 933088, 986920, 1166360, 1282996, 1603745, 1973840, 2332720, 2565992, 3207490, 3947680, 4665440, 5131984, 6414980, 10263968, 12829960, 25659920, 51319840]

約数ペア:

[(1, 51319840), (2, 25659920), (4, 12829960), (5, 10263968), (8, 6414980), (10, 5131984), (11, 4665440), (13, 3947680), (16, 3207490), (20, 2565992), (22, 2332720), (26, 1973840), (32, 1603745), (40, 1282996), (44, 1166360), (52, 986920), (55, 933088), (65, 789536), (80, 641498), (88, 583180), (104, 493460), (110, 466544), (130, 394768), (143, 358880), (160, 320749), (176, 291590), (208, 246730), (220, 233272), (260, 197384), (286, 179440), (352, 145795), (416, 123365), (440, 116636), (520, 98692), (572, 89720), (715, 71776), (880, 58318), (1040, 49346), (1144, 44860), (1430, 35888), (1760, 29159), (2080, 24673), (2243, 22880), (2288, 22430), (2860, 17944), (4486, 11440), (4576, 11215), (5720, 8972)]