25660180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 69318144

約数和(自身を除く): 43657964

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 322, 364, 455, 460, 598, 613, 644, 805, 910, 1196, 1226, 1495, 1610, 1820, 2093, 2452, 2990, 3065, 3220, 4186, 4291, 5980, 6130, 7969, 8372, 8582, 10465, 12260, 14099, 15938, 17164, 20930, 21455, 28198, 31876, 39845, 41860, 42910, 55783, 56396, 70495, 79690, 85820, 98693, 111566, 140990, 159380, 183287, 197386, 223132, 278915, 281980, 366574, 394772, 493465, 557830, 733148, 916435, 986930, 1115660, 1283009, 1832870, 1973860, 2566018, 3665740, 5132036, 6415045, 12830090, 25660180]

約数ペア:

[(1, 25660180), (2, 12830090), (4, 6415045), (5, 5132036), (7, 3665740), (10, 2566018), (13, 1973860), (14, 1832870), (20, 1283009), (23, 1115660), (26, 986930), (28, 916435), (35, 733148), (46, 557830), (52, 493465), (65, 394772), (70, 366574), (91, 281980), (92, 278915), (115, 223132), (130, 197386), (140, 183287), (161, 159380), (182, 140990), (230, 111566), (260, 98693), (299, 85820), (322, 79690), (364, 70495), (455, 56396), (460, 55783), (598, 42910), (613, 41860), (644, 39845), (805, 31876), (910, 28198), (1196, 21455), (1226, 20930), (1495, 17164), (1610, 15938), (1820, 14099), (2093, 12260), (2452, 10465), (2990, 8582), (3065, 8372), (3220, 7969), (4186, 6130), (4291, 5980)]