8889688480

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1\times {\mathrm{2549}}^1$

素因数の和:2942

約数の個数: 96

約数和(自身を含む): 21375446400

約数和(自身を除く): 12485757920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 307, 355, 568, 614, 710, 1136, 1228, 1420, 1535, 2272, 2456, 2549, 2840, 3070, 4912, 5098, 5680, 6140, 9824, 10196, 11360, 12280, 12745, 20392, 21797, 24560, 25490, 40784, 43594, 49120, 50980, 81568, 87188, 101960, 108985, 174376, 180979, 203920, 217970, 348752, 361958, 407840, 435940, 697504, 723916, 782543, 871880, 904895, 1447832, 1565086, 1743760, 1809790, 2895664, 3130172, 3487520, 3619580, 3912715, 5791328, 6260344, 7239160, 7825430, 12520688, 14478320, 15650860, 25041376, 28956640, 31301720, 55560553, 62603440, 111121106, 125206880, 222242212, 277802765, 444484424, 555605530, 888968848, 1111211060, 1777937696, 2222422120, 4444844240, 8889688480]

約数ペア:

[(1, 8889688480), (2, 4444844240), (4, 2222422120), (5, 1777937696), (8, 1111211060), (10, 888968848), (16, 555605530), (20, 444484424), (32, 277802765), (40, 222242212), (71, 125206880), (80, 111121106), (142, 62603440), (160, 55560553), (284, 31301720), (307, 28956640), (355, 25041376), (568, 15650860), (614, 14478320), (710, 12520688), (1136, 7825430), (1228, 7239160), (1420, 6260344), (1535, 5791328), (2272, 3912715), (2456, 3619580), (2549, 3487520), (2840, 3130172), (3070, 2895664), (4912, 1809790), (5098, 1743760), (5680, 1565086), (6140, 1447832), (9824, 904895), (10196, 871880), (11360, 782543), (12280, 723916), (12745, 697504), (20392, 435940), (21797, 407840), (24560, 361958), (25490, 348752), (40784, 217970), (43594, 203920), (49120, 180979), (50980, 174376), (81568, 108985), (87188, 101960)]