25885560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12689}}^1$

素因数の和:12720

約数の個数: 64

約数和(自身を含む): 82231200

約数和(自身を除く): 56345640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 12689, 25378, 38067, 50756, 63445, 76134, 101512, 126890, 152268, 190335, 215713, 253780, 304536, 380670, 431426, 507560, 647139, 761340, 862852, 1078565, 1294278, 1522680, 1725704, 2157130, 2588556, 3235695, 4314260, 5177112, 6471390, 8628520, 12942780, 25885560]

約数ペア:

[(1, 25885560), (2, 12942780), (3, 8628520), (4, 6471390), (5, 5177112), (6, 4314260), (8, 3235695), (10, 2588556), (12, 2157130), (15, 1725704), (17, 1522680), (20, 1294278), (24, 1078565), (30, 862852), (34, 761340), (40, 647139), (51, 507560), (60, 431426), (68, 380670), (85, 304536), (102, 253780), (120, 215713), (136, 190335), (170, 152268), (204, 126890), (255, 101512), (340, 76134), (408, 63445), (510, 50756), (680, 38067), (1020, 25378), (2040, 12689)]