80163660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3701}}^1$

素因数の和:3751

約数の個数: 72

約数和(自身を含む): 236957616

約数和(自身を除く): 156793956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 3701, 4332, 5415, 7220, 7402, 10830, 11103, 14804, 18505, 21660, 22206, 37010, 44412, 55515, 70319, 74020, 111030, 140638, 210957, 222060, 281276, 351595, 421914, 703190, 843828, 1054785, 1336061, 1406380, 2109570, 2672122, 4008183, 4219140, 5344244, 6680305, 8016366, 13360610, 16032732, 20040915, 26721220, 40081830, 80163660]

約数ペア:

[(1, 80163660), (2, 40081830), (3, 26721220), (4, 20040915), (5, 16032732), (6, 13360610), (10, 8016366), (12, 6680305), (15, 5344244), (19, 4219140), (20, 4008183), (30, 2672122), (38, 2109570), (57, 1406380), (60, 1336061), (76, 1054785), (95, 843828), (114, 703190), (190, 421914), (228, 351595), (285, 281276), (361, 222060), (380, 210957), (570, 140638), (722, 111030), (1083, 74020), (1140, 70319), (1444, 55515), (1805, 44412), (2166, 37010), (3610, 22206), (3701, 21660), (4332, 18505), (5415, 14804), (7220, 11103), (7402, 10830)]