25659660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:583

約数の個数: 96

約数和(自身を含む): 78688512

約数和(自身を除く): 53028852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 67, 78, 130, 134, 156, 195, 201, 260, 268, 335, 390, 402, 491, 670, 780, 804, 871, 982, 1005, 1340, 1473, 1742, 1964, 2010, 2455, 2613, 2946, 3484, 4020, 4355, 4910, 5226, 5892, 6383, 7365, 8710, 9820, 10452, 12766, 13065, 14730, 17420, 19149, 25532, 26130, 29460, 31915, 32897, 38298, 52260, 63830, 65794, 76596, 95745, 98691, 127660, 131588, 164485, 191490, 197382, 328970, 382980, 394764, 427661, 493455, 657940, 855322, 986910, 1282983, 1710644, 1973820, 2138305, 2565966, 4276610, 5131932, 6414915, 8553220, 12829830, 25659660]

約数ペア:

[(1, 25659660), (2, 12829830), (3, 8553220), (4, 6414915), (5, 5131932), (6, 4276610), (10, 2565966), (12, 2138305), (13, 1973820), (15, 1710644), (20, 1282983), (26, 986910), (30, 855322), (39, 657940), (52, 493455), (60, 427661), (65, 394764), (67, 382980), (78, 328970), (130, 197382), (134, 191490), (156, 164485), (195, 131588), (201, 127660), (260, 98691), (268, 95745), (335, 76596), (390, 65794), (402, 63830), (491, 52260), (670, 38298), (780, 32897), (804, 31915), (871, 29460), (982, 26130), (1005, 25532), (1340, 19149), (1473, 17420), (1742, 14730), (1964, 13065), (2010, 12766), (2455, 10452), (2613, 9820), (2946, 8710), (3484, 7365), (4020, 6383), (4355, 5892), (4910, 5226)]