25128420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 74511360

約数和(自身を除く): 49382940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 131, 138, 139, 230, 262, 276, 278, 345, 393, 417, 460, 524, 556, 655, 690, 695, 786, 834, 1310, 1380, 1390, 1572, 1668, 1965, 2085, 2620, 2780, 3013, 3197, 3930, 4170, 6026, 6394, 7860, 8340, 9039, 9591, 12052, 12788, 15065, 15985, 18078, 18209, 19182, 30130, 31970, 36156, 36418, 38364, 45195, 47955, 54627, 60260, 63940, 72836, 90390, 91045, 95910, 109254, 180780, 182090, 191820, 218508, 273135, 364180, 418807, 546270, 837614, 1092540, 1256421, 1675228, 2094035, 2512842, 4188070, 5025684, 6282105, 8376140, 12564210, 25128420]

約数ペア:

[(1, 25128420), (2, 12564210), (3, 8376140), (4, 6282105), (5, 5025684), (6, 4188070), (10, 2512842), (12, 2094035), (15, 1675228), (20, 1256421), (23, 1092540), (30, 837614), (46, 546270), (60, 418807), (69, 364180), (92, 273135), (115, 218508), (131, 191820), (138, 182090), (139, 180780), (230, 109254), (262, 95910), (276, 91045), (278, 90390), (345, 72836), (393, 63940), (417, 60260), (460, 54627), (524, 47955), (556, 45195), (655, 38364), (690, 36418), (695, 36156), (786, 31970), (834, 30130), (1310, 19182), (1380, 18209), (1390, 18078), (1572, 15985), (1668, 15065), (1965, 12788), (2085, 12052), (2620, 9591), (2780, 9039), (3013, 8340), (3197, 7860), (3930, 6394), (4170, 6026)]