80534640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5501}}^1$

素因数の和:5578

約数の個数: 80

約数和(自身を含む): 253796256

約数和(自身を除く): 173261616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 5501, 7320, 11002, 14640, 16503, 22004, 27505, 33006, 44008, 55010, 66012, 82515, 88016, 110020, 132024, 165030, 220040, 264048, 330060, 335561, 440080, 660120, 671122, 1006683, 1320240, 1342244, 1677805, 2013366, 2684488, 3355610, 4026732, 5033415, 5368976, 6711220, 8053464, 10066830, 13422440, 16106928, 20133660, 26844880, 40267320, 80534640]

約数ペア:

[(1, 80534640), (2, 40267320), (3, 26844880), (4, 20133660), (5, 16106928), (6, 13422440), (8, 10066830), (10, 8053464), (12, 6711220), (15, 5368976), (16, 5033415), (20, 4026732), (24, 3355610), (30, 2684488), (40, 2013366), (48, 1677805), (60, 1342244), (61, 1320240), (80, 1006683), (120, 671122), (122, 660120), (183, 440080), (240, 335561), (244, 330060), (305, 264048), (366, 220040), (488, 165030), (610, 132024), (732, 110020), (915, 88016), (976, 82515), (1220, 66012), (1464, 55010), (1830, 44008), (2440, 33006), (2928, 27505), (3660, 22004), (4880, 16503), (5501, 14640), (7320, 11002)]