25880040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:824

約数の個数: 128

約数和(自身を含む): 89164800

約数和(自身を除く): 63284760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 773, 837, 930, 1080, 1116, 1240, 1395, 1546, 1674, 1860, 2232, 2319, 2790, 3092, 3348, 3720, 3865, 4185, 4638, 5580, 6184, 6696, 6957, 7730, 8370, 9276, 11160, 11595, 13914, 15460, 16740, 18552, 20871, 23190, 23963, 27828, 30920, 33480, 34785, 41742, 46380, 47926, 55656, 69570, 71889, 83484, 92760, 95852, 104355, 119815, 139140, 143778, 166968, 191704, 208710, 215667, 239630, 278280, 287556, 359445, 417420, 431334, 479260, 575112, 647001, 718890, 834840, 862668, 958520, 1078335, 1294002, 1437780, 1725336, 2156670, 2588004, 2875560, 3235005, 4313340, 5176008, 6470010, 8626680, 12940020, 25880040]

約数ペア:

[(1, 25880040), (2, 12940020), (3, 8626680), (4, 6470010), (5, 5176008), (6, 4313340), (8, 3235005), (9, 2875560), (10, 2588004), (12, 2156670), (15, 1725336), (18, 1437780), (20, 1294002), (24, 1078335), (27, 958520), (30, 862668), (31, 834840), (36, 718890), (40, 647001), (45, 575112), (54, 479260), (60, 431334), (62, 417420), (72, 359445), (90, 287556), (93, 278280), (108, 239630), (120, 215667), (124, 208710), (135, 191704), (155, 166968), (180, 143778), (186, 139140), (216, 119815), (248, 104355), (270, 95852), (279, 92760), (310, 83484), (360, 71889), (372, 69570), (465, 55656), (540, 47926), (558, 46380), (620, 41742), (744, 34785), (773, 33480), (837, 30920), (930, 27828), (1080, 23963), (1116, 23190), (1240, 20871), (1395, 18552), (1546, 16740), (1674, 15460), (1860, 13914), (2232, 11595), (2319, 11160), (2790, 9276), (3092, 8370), (3348, 7730), (3720, 6957), (3865, 6696), (4185, 6184), (4638, 5580)]