25231080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{613}}^1$

素因数の和:648

約数の個数: 128

約数和(自身を含む): 88416000

約数和(自身を除く): 63184920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 613, 686, 735, 840, 980, 1029, 1176, 1226, 1372, 1470, 1715, 1839, 1960, 2058, 2452, 2744, 2940, 3065, 3430, 3678, 4116, 4291, 4904, 5145, 5880, 6130, 6860, 7356, 8232, 8582, 9195, 10290, 12260, 12873, 13720, 14712, 17164, 18390, 20580, 21455, 24520, 25746, 30037, 34328, 36780, 41160, 42910, 51492, 60074, 64365, 73560, 85820, 90111, 102984, 120148, 128730, 150185, 171640, 180222, 210259, 240296, 257460, 300370, 360444, 420518, 450555, 514920, 600740, 630777, 720888, 841036, 901110, 1051295, 1201480, 1261554, 1682072, 1802220, 2102590, 2523108, 3153885, 3604440, 4205180, 5046216, 6307770, 8410360, 12615540, 25231080]

約数ペア:

[(1, 25231080), (2, 12615540), (3, 8410360), (4, 6307770), (5, 5046216), (6, 4205180), (7, 3604440), (8, 3153885), (10, 2523108), (12, 2102590), (14, 1802220), (15, 1682072), (20, 1261554), (21, 1201480), (24, 1051295), (28, 901110), (30, 841036), (35, 720888), (40, 630777), (42, 600740), (49, 514920), (56, 450555), (60, 420518), (70, 360444), (84, 300370), (98, 257460), (105, 240296), (120, 210259), (140, 180222), (147, 171640), (168, 150185), (196, 128730), (210, 120148), (245, 102984), (280, 90111), (294, 85820), (343, 73560), (392, 64365), (420, 60074), (490, 51492), (588, 42910), (613, 41160), (686, 36780), (735, 34328), (840, 30037), (980, 25746), (1029, 24520), (1176, 21455), (1226, 20580), (1372, 18390), (1470, 17164), (1715, 14712), (1839, 13720), (1960, 12873), (2058, 12260), (2452, 10290), (2744, 9195), (2940, 8582), (3065, 8232), (3430, 7356), (3678, 6860), (4116, 6130), (4291, 5880), (4904, 5145)]