25835940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 86254896

約数和(自身を除く): 60418956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 181, 183, 195, 234, 244, 260, 305, 362, 366, 390, 468, 543, 549, 585, 610, 724, 732, 780, 793, 905, 915, 1086, 1098, 1170, 1220, 1586, 1629, 1810, 1830, 2172, 2196, 2340, 2353, 2379, 2715, 2745, 3172, 3258, 3620, 3660, 3965, 4706, 4758, 5430, 5490, 6516, 7059, 7137, 7930, 8145, 9412, 9516, 10860, 10980, 11041, 11765, 11895, 14118, 14274, 15860, 16290, 21177, 22082, 23530, 23790, 28236, 28548, 32580, 33123, 35295, 35685, 42354, 44164, 47060, 47580, 55205, 66246, 70590, 71370, 84708, 99369, 105885, 110410, 132492, 141180, 142740, 143533, 165615, 198738, 211770, 220820, 287066, 331230, 397476, 423540, 430599, 496845, 574132, 662460, 717665, 861198, 993690, 1291797, 1435330, 1722396, 1987380, 2152995, 2583594, 2870660, 4305990, 5167188, 6458985, 8611980, 12917970, 25835940]

約数ペア:

[(1, 25835940), (2, 12917970), (3, 8611980), (4, 6458985), (5, 5167188), (6, 4305990), (9, 2870660), (10, 2583594), (12, 2152995), (13, 1987380), (15, 1722396), (18, 1435330), (20, 1291797), (26, 993690), (30, 861198), (36, 717665), (39, 662460), (45, 574132), (52, 496845), (60, 430599), (61, 423540), (65, 397476), (78, 331230), (90, 287066), (117, 220820), (122, 211770), (130, 198738), (156, 165615), (180, 143533), (181, 142740), (183, 141180), (195, 132492), (234, 110410), (244, 105885), (260, 99369), (305, 84708), (362, 71370), (366, 70590), (390, 66246), (468, 55205), (543, 47580), (549, 47060), (585, 44164), (610, 42354), (724, 35685), (732, 35295), (780, 33123), (793, 32580), (905, 28548), (915, 28236), (1086, 23790), (1098, 23530), (1170, 22082), (1220, 21177), (1586, 16290), (1629, 15860), (1810, 14274), (1830, 14118), (2172, 11895), (2196, 11765), (2340, 11041), (2353, 10980), (2379, 10860), (2715, 9516), (2745, 9412), (3172, 8145), (3258, 7930), (3620, 7137), (3660, 7059), (3965, 6516), (4706, 5490), (4758, 5430)]