25839580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 63504000

約数和(自身を除く): 37664420

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 29, 46, 52, 58, 65, 92, 115, 116, 130, 145, 149, 230, 260, 290, 298, 299, 377, 460, 580, 596, 598, 667, 745, 754, 1196, 1334, 1490, 1495, 1508, 1885, 1937, 2668, 2980, 2990, 3335, 3427, 3770, 3874, 4321, 5980, 6670, 6854, 7540, 7748, 8642, 8671, 9685, 13340, 13708, 17135, 17284, 17342, 19370, 21605, 34270, 34684, 38740, 43210, 43355, 44551, 56173, 68540, 86420, 86710, 89102, 99383, 112346, 173420, 178204, 198766, 222755, 224692, 280865, 397532, 445510, 496915, 561730, 891020, 993830, 1123460, 1291979, 1987660, 2583958, 5167916, 6459895, 12919790, 25839580]

約数ペア:

[(1, 25839580), (2, 12919790), (4, 6459895), (5, 5167916), (10, 2583958), (13, 1987660), (20, 1291979), (23, 1123460), (26, 993830), (29, 891020), (46, 561730), (52, 496915), (58, 445510), (65, 397532), (92, 280865), (115, 224692), (116, 222755), (130, 198766), (145, 178204), (149, 173420), (230, 112346), (260, 99383), (290, 89102), (298, 86710), (299, 86420), (377, 68540), (460, 56173), (580, 44551), (596, 43355), (598, 43210), (667, 38740), (745, 34684), (754, 34270), (1196, 21605), (1334, 19370), (1490, 17342), (1495, 17284), (1508, 17135), (1885, 13708), (1937, 13340), (2668, 9685), (2980, 8671), (2990, 8642), (3335, 7748), (3427, 7540), (3770, 6854), (3874, 6670), (4321, 5980)]