77162720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 192761856

約数和(自身を除く): 115599136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 80, 94, 124, 155, 160, 188, 235, 248, 310, 331, 376, 470, 496, 620, 662, 752, 940, 992, 1240, 1324, 1457, 1504, 1655, 1880, 2480, 2648, 2914, 3310, 3760, 4960, 5296, 5828, 6620, 7285, 7520, 10261, 10592, 11656, 13240, 14570, 15557, 20522, 23312, 26480, 29140, 31114, 41044, 46624, 51305, 52960, 58280, 62228, 77785, 82088, 102610, 116560, 124456, 155570, 164176, 205220, 233120, 248912, 311140, 328352, 410440, 482267, 497824, 622280, 820880, 964534, 1244560, 1641760, 1929068, 2411335, 2489120, 3858136, 4822670, 7716272, 9645340, 15432544, 19290680, 38581360, 77162720]

約数ペア:

[(1, 77162720), (2, 38581360), (4, 19290680), (5, 15432544), (8, 9645340), (10, 7716272), (16, 4822670), (20, 3858136), (31, 2489120), (32, 2411335), (40, 1929068), (47, 1641760), (62, 1244560), (80, 964534), (94, 820880), (124, 622280), (155, 497824), (160, 482267), (188, 410440), (235, 328352), (248, 311140), (310, 248912), (331, 233120), (376, 205220), (470, 164176), (496, 155570), (620, 124456), (662, 116560), (752, 102610), (940, 82088), (992, 77785), (1240, 62228), (1324, 58280), (1457, 52960), (1504, 51305), (1655, 46624), (1880, 41044), (2480, 31114), (2648, 29140), (2914, 26480), (3310, 23312), (3760, 20522), (4960, 15557), (5296, 14570), (5828, 13240), (6620, 11656), (7285, 10592), (7520, 10261)]