25916280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 128

約数和(自身を含む): 86184000

約数和(自身を除く): 60267720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 449, 481, 520, 555, 740, 780, 888, 898, 962, 1110, 1347, 1443, 1480, 1560, 1796, 1924, 2220, 2245, 2405, 2694, 2886, 3592, 3848, 4440, 4490, 4810, 5388, 5772, 5837, 6735, 7215, 8980, 9620, 10776, 11544, 11674, 13470, 14430, 16613, 17511, 17960, 19240, 23348, 26940, 28860, 29185, 33226, 35022, 46696, 49839, 53880, 57720, 58370, 66452, 70044, 83065, 87555, 99678, 116740, 132904, 140088, 166130, 175110, 199356, 215969, 233480, 249195, 332260, 350220, 398712, 431938, 498390, 647907, 664520, 700440, 863876, 996780, 1079845, 1295814, 1727752, 1993560, 2159690, 2591628, 3239535, 4319380, 5183256, 6479070, 8638760, 12958140, 25916280]

約数ペア:

[(1, 25916280), (2, 12958140), (3, 8638760), (4, 6479070), (5, 5183256), (6, 4319380), (8, 3239535), (10, 2591628), (12, 2159690), (13, 1993560), (15, 1727752), (20, 1295814), (24, 1079845), (26, 996780), (30, 863876), (37, 700440), (39, 664520), (40, 647907), (52, 498390), (60, 431938), (65, 398712), (74, 350220), (78, 332260), (104, 249195), (111, 233480), (120, 215969), (130, 199356), (148, 175110), (156, 166130), (185, 140088), (195, 132904), (222, 116740), (260, 99678), (296, 87555), (312, 83065), (370, 70044), (390, 66452), (444, 58370), (449, 57720), (481, 53880), (520, 49839), (555, 46696), (740, 35022), (780, 33226), (888, 29185), (898, 28860), (962, 26940), (1110, 23348), (1347, 19240), (1443, 17960), (1480, 17511), (1560, 16613), (1796, 14430), (1924, 13470), (2220, 11674), (2245, 11544), (2405, 10776), (2694, 9620), (2886, 8980), (3592, 7215), (3848, 6735), (4440, 5837), (4490, 5772), (4810, 5388)]