13415661680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{88681}}^1$

素因数の和:88786

約数の個数: 80

約数和(自身を含む): 32725786368

約数和(自身を除く): 19310124688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 61, 62, 80, 122, 124, 155, 244, 248, 305, 310, 488, 496, 610, 620, 976, 1220, 1240, 1891, 2440, 2480, 3782, 4880, 7564, 9455, 15128, 18910, 30256, 37820, 75640, 88681, 151280, 177362, 354724, 443405, 709448, 886810, 1418896, 1773620, 2749111, 3547240, 5409541, 5498222, 7094480, 10819082, 10996444, 13745555, 21638164, 21992888, 27047705, 27491110, 43276328, 43985776, 54095410, 54982220, 86552656, 108190820, 109964440, 167695771, 216381640, 219928880, 335391542, 432763280, 670783084, 838478855, 1341566168, 1676957710, 2683132336, 3353915420, 6707830840, 13415661680]

約数ペア:

[(1, 13415661680), (2, 6707830840), (4, 3353915420), (5, 2683132336), (8, 1676957710), (10, 1341566168), (16, 838478855), (20, 670783084), (31, 432763280), (40, 335391542), (61, 219928880), (62, 216381640), (80, 167695771), (122, 109964440), (124, 108190820), (155, 86552656), (244, 54982220), (248, 54095410), (305, 43985776), (310, 43276328), (488, 27491110), (496, 27047705), (610, 21992888), (620, 21638164), (976, 13745555), (1220, 10996444), (1240, 10819082), (1891, 7094480), (2440, 5498222), (2480, 5409541), (3782, 3547240), (4880, 2749111), (7564, 1773620), (9455, 1418896), (15128, 886810), (18910, 709448), (30256, 443405), (37820, 354724), (75640, 177362), (88681, 151280)]