80080528040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{386713}}^1$

素因数の和:386922

約数の個数: 64

約数和(自身を含む): 187107701760

約数和(自身を除く): 107027173720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 167, 248, 310, 334, 620, 668, 835, 1240, 1336, 1670, 3340, 5177, 6680, 10354, 20708, 25885, 41416, 51770, 103540, 207080, 386713, 773426, 1546852, 1933565, 3093704, 3867130, 7734260, 11988103, 15468520, 23976206, 47952412, 59940515, 64581071, 95904824, 119881030, 129162142, 239762060, 258324284, 322905355, 479524120, 516648568, 645810710, 1291621420, 2002013201, 2583242840, 4004026402, 8008052804, 10010066005, 16016105608, 20020132010, 40040264020, 80080528040]

約数ペア:

[(1, 80080528040), (2, 40040264020), (4, 20020132010), (5, 16016105608), (8, 10010066005), (10, 8008052804), (20, 4004026402), (31, 2583242840), (40, 2002013201), (62, 1291621420), (124, 645810710), (155, 516648568), (167, 479524120), (248, 322905355), (310, 258324284), (334, 239762060), (620, 129162142), (668, 119881030), (835, 95904824), (1240, 64581071), (1336, 59940515), (1670, 47952412), (3340, 23976206), (5177, 15468520), (6680, 11988103), (10354, 7734260), (20708, 3867130), (25885, 3093704), (41416, 1933565), (51770, 1546852), (103540, 773426), (207080, 386713)]