25862040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 89154000

約数和(自身を除く): 63291960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 199, 228, 285, 342, 360, 361, 380, 398, 456, 570, 597, 684, 722, 760, 796, 855, 995, 1083, 1140, 1194, 1368, 1444, 1592, 1710, 1791, 1805, 1990, 2166, 2280, 2388, 2888, 2985, 3249, 3420, 3582, 3610, 3781, 3980, 4332, 4776, 5415, 5970, 6498, 6840, 7164, 7220, 7562, 7960, 8664, 8955, 10830, 11343, 11940, 12996, 14328, 14440, 15124, 16245, 17910, 18905, 21660, 22686, 23880, 25992, 30248, 32490, 34029, 35820, 37810, 43320, 45372, 56715, 64980, 68058, 71640, 71839, 75620, 90744, 113430, 129960, 136116, 143678, 151240, 170145, 215517, 226860, 272232, 287356, 340290, 359195, 431034, 453720, 574712, 646551, 680580, 718390, 862068, 1077585, 1293102, 1361160, 1436780, 1724136, 2155170, 2586204, 2873560, 3232755, 4310340, 5172408, 6465510, 8620680, 12931020, 25862040]

約数ペア:

[(1, 25862040), (2, 12931020), (3, 8620680), (4, 6465510), (5, 5172408), (6, 4310340), (8, 3232755), (9, 2873560), (10, 2586204), (12, 2155170), (15, 1724136), (18, 1436780), (19, 1361160), (20, 1293102), (24, 1077585), (30, 862068), (36, 718390), (38, 680580), (40, 646551), (45, 574712), (57, 453720), (60, 431034), (72, 359195), (76, 340290), (90, 287356), (95, 272232), (114, 226860), (120, 215517), (152, 170145), (171, 151240), (180, 143678), (190, 136116), (199, 129960), (228, 113430), (285, 90744), (342, 75620), (360, 71839), (361, 71640), (380, 68058), (398, 64980), (456, 56715), (570, 45372), (597, 43320), (684, 37810), (722, 35820), (760, 34029), (796, 32490), (855, 30248), (995, 25992), (1083, 23880), (1140, 22686), (1194, 21660), (1368, 18905), (1444, 17910), (1592, 16245), (1710, 15124), (1791, 14440), (1805, 14328), (1990, 12996), (2166, 11940), (2280, 11343), (2388, 10830), (2888, 8955), (2985, 8664), (3249, 7960), (3420, 7562), (3582, 7220), (3610, 7164), (3781, 6840), (3980, 6498), (4332, 5970), (4776, 5415)]