25410080

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 96

約数和(自身を含む): 63866880

約数和(自身を除く): 38456800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 80, 94, 109, 124, 155, 160, 188, 218, 235, 248, 310, 376, 436, 470, 496, 545, 620, 752, 872, 940, 992, 1090, 1240, 1457, 1504, 1744, 1880, 2180, 2480, 2914, 3379, 3488, 3760, 4360, 4960, 5123, 5828, 6758, 7285, 7520, 8720, 10246, 11656, 13516, 14570, 16895, 17440, 20492, 23312, 25615, 27032, 29140, 33790, 40984, 46624, 51230, 54064, 58280, 67580, 81968, 102460, 108128, 116560, 135160, 158813, 163936, 204920, 233120, 270320, 317626, 409840, 540640, 635252, 794065, 819680, 1270504, 1588130, 2541008, 3176260, 5082016, 6352520, 12705040, 25410080]

約数ペア:

[(1, 25410080), (2, 12705040), (4, 6352520), (5, 5082016), (8, 3176260), (10, 2541008), (16, 1588130), (20, 1270504), (31, 819680), (32, 794065), (40, 635252), (47, 540640), (62, 409840), (80, 317626), (94, 270320), (109, 233120), (124, 204920), (155, 163936), (160, 158813), (188, 135160), (218, 116560), (235, 108128), (248, 102460), (310, 81968), (376, 67580), (436, 58280), (470, 54064), (496, 51230), (545, 46624), (620, 40984), (752, 33790), (872, 29140), (940, 27032), (992, 25615), (1090, 23312), (1240, 20492), (1457, 17440), (1504, 16895), (1744, 14570), (1880, 13516), (2180, 11656), (2480, 10246), (2914, 8720), (3379, 7520), (3488, 7285), (3760, 6758), (4360, 5828), (4960, 5123)]