51257570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 123863040

約数和(自身を除く): 72605470

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 31, 35, 46, 62, 65, 70, 79, 91, 115, 130, 155, 158, 161, 182, 217, 230, 299, 310, 322, 395, 403, 434, 455, 553, 598, 713, 790, 805, 806, 910, 1027, 1085, 1106, 1426, 1495, 1610, 1817, 2015, 2054, 2093, 2170, 2449, 2765, 2821, 2990, 3565, 3634, 4030, 4186, 4898, 4991, 5135, 5530, 5642, 7130, 7189, 9085, 9269, 9982, 10270, 10465, 12245, 12719, 14105, 14378, 17143, 18170, 18538, 20930, 23621, 24490, 24955, 25438, 28210, 31837, 34286, 35945, 46345, 47242, 49910, 56327, 63595, 63674, 64883, 71890, 85715, 92690, 112654, 118105, 127190, 129766, 159185, 165347, 171430, 222859, 236210, 281635, 318370, 324415, 330694, 394289, 445718, 563270, 648830, 732251, 788578, 826735, 1114295, 1464502, 1653470, 1971445, 2228590, 3661255, 3942890, 5125757, 7322510, 10251514, 25628785, 51257570]

約数ペア:

[(1, 51257570), (2, 25628785), (5, 10251514), (7, 7322510), (10, 5125757), (13, 3942890), (14, 3661255), (23, 2228590), (26, 1971445), (31, 1653470), (35, 1464502), (46, 1114295), (62, 826735), (65, 788578), (70, 732251), (79, 648830), (91, 563270), (115, 445718), (130, 394289), (155, 330694), (158, 324415), (161, 318370), (182, 281635), (217, 236210), (230, 222859), (299, 171430), (310, 165347), (322, 159185), (395, 129766), (403, 127190), (434, 118105), (455, 112654), (553, 92690), (598, 85715), (713, 71890), (790, 64883), (805, 63674), (806, 63595), (910, 56327), (1027, 49910), (1085, 47242), (1106, 46345), (1426, 35945), (1495, 34286), (1610, 31837), (1817, 28210), (2015, 25438), (2054, 24955), (2093, 24490), (2170, 23621), (2449, 20930), (2765, 18538), (2821, 18170), (2990, 17143), (3565, 14378), (3634, 14105), (4030, 12719), (4186, 12245), (4898, 10465), (4991, 10270), (5135, 9982), (5530, 9269), (5642, 9085), (7130, 7189)]