25102220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 63334656

約数和(自身を除く): 38232436

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 67, 110, 130, 131, 134, 143, 220, 260, 262, 268, 286, 335, 524, 572, 655, 670, 715, 737, 871, 1310, 1340, 1430, 1441, 1474, 1703, 1742, 2620, 2860, 2882, 2948, 3406, 3484, 3685, 4355, 5764, 6812, 7205, 7370, 8515, 8710, 8777, 9581, 14410, 14740, 17030, 17420, 17554, 18733, 19162, 28820, 34060, 35108, 37466, 38324, 43885, 47905, 74932, 87770, 93665, 95810, 96547, 114101, 175540, 187330, 191620, 193094, 228202, 374660, 386188, 456404, 482735, 570505, 965470, 1141010, 1255111, 1930940, 2282020, 2510222, 5020444, 6275555, 12551110, 25102220]

約数ペア:

[(1, 25102220), (2, 12551110), (4, 6275555), (5, 5020444), (10, 2510222), (11, 2282020), (13, 1930940), (20, 1255111), (22, 1141010), (26, 965470), (44, 570505), (52, 482735), (55, 456404), (65, 386188), (67, 374660), (110, 228202), (130, 193094), (131, 191620), (134, 187330), (143, 175540), (220, 114101), (260, 96547), (262, 95810), (268, 93665), (286, 87770), (335, 74932), (524, 47905), (572, 43885), (655, 38324), (670, 37466), (715, 35108), (737, 34060), (871, 28820), (1310, 19162), (1340, 18733), (1430, 17554), (1441, 17420), (1474, 17030), (1703, 14740), (1742, 14410), (2620, 9581), (2860, 8777), (2882, 8710), (2948, 8515), (3406, 7370), (3484, 7205), (3685, 6812), (4355, 5764)]