51885990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:814

約数の個数: 96

約数和(自身を含む): 147865536

約数和(自身を除く): 95979546

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 61, 65, 78, 90, 117, 122, 130, 183, 195, 234, 305, 366, 390, 549, 585, 610, 727, 793, 915, 1098, 1170, 1454, 1586, 1830, 2181, 2379, 2745, 3635, 3965, 4362, 4758, 5490, 6543, 7137, 7270, 7930, 9451, 10905, 11895, 13086, 14274, 18902, 21810, 23790, 28353, 32715, 35685, 44347, 47255, 56706, 65430, 71370, 85059, 88694, 94510, 133041, 141765, 170118, 221735, 266082, 283530, 399123, 425295, 443470, 576511, 665205, 798246, 850590, 1153022, 1330410, 1729533, 1995615, 2882555, 3459066, 3991230, 5188599, 5765110, 8647665, 10377198, 17295330, 25942995, 51885990]

約数ペア:

[(1, 51885990), (2, 25942995), (3, 17295330), (5, 10377198), (6, 8647665), (9, 5765110), (10, 5188599), (13, 3991230), (15, 3459066), (18, 2882555), (26, 1995615), (30, 1729533), (39, 1330410), (45, 1153022), (61, 850590), (65, 798246), (78, 665205), (90, 576511), (117, 443470), (122, 425295), (130, 399123), (183, 283530), (195, 266082), (234, 221735), (305, 170118), (366, 141765), (390, 133041), (549, 94510), (585, 88694), (610, 85059), (727, 71370), (793, 65430), (915, 56706), (1098, 47255), (1170, 44347), (1454, 35685), (1586, 32715), (1830, 28353), (2181, 23790), (2379, 21810), (2745, 18902), (3635, 14274), (3965, 13086), (4362, 11895), (4758, 10905), (5490, 9451), (6543, 7930), (7137, 7270)]