25870260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1951}}^1$

素因数の和:1993

約数の個数: 96

約数和(自身を含む): 82639872

約数和(自身を除く): 56769612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 1951, 2210, 2652, 3315, 3902, 4420, 5853, 6630, 7804, 9755, 11706, 13260, 19510, 23412, 25363, 29265, 33167, 39020, 50726, 58530, 66334, 76089, 99501, 101452, 117060, 126815, 132668, 152178, 165835, 199002, 253630, 304356, 331670, 380445, 398004, 431171, 497505, 507260, 663340, 760890, 862342, 995010, 1293513, 1521780, 1724684, 1990020, 2155855, 2587026, 4311710, 5174052, 6467565, 8623420, 12935130, 25870260]

約数ペア:

[(1, 25870260), (2, 12935130), (3, 8623420), (4, 6467565), (5, 5174052), (6, 4311710), (10, 2587026), (12, 2155855), (13, 1990020), (15, 1724684), (17, 1521780), (20, 1293513), (26, 995010), (30, 862342), (34, 760890), (39, 663340), (51, 507260), (52, 497505), (60, 431171), (65, 398004), (68, 380445), (78, 331670), (85, 304356), (102, 253630), (130, 199002), (156, 165835), (170, 152178), (195, 132668), (204, 126815), (221, 117060), (255, 101452), (260, 99501), (340, 76089), (390, 66334), (442, 58530), (510, 50726), (663, 39020), (780, 33167), (884, 29265), (1020, 25363), (1105, 23412), (1326, 19510), (1951, 13260), (2210, 11706), (2652, 9755), (3315, 7804), (3902, 6630), (4420, 5853)]