80958540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 245661696

約数和(自身を除く): 164703156

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 271, 383, 390, 542, 766, 780, 813, 1084, 1149, 1355, 1532, 1626, 1915, 2298, 2710, 3252, 3523, 3830, 4065, 4596, 4979, 5420, 5745, 7046, 7660, 8130, 9958, 10569, 11490, 14092, 14937, 16260, 17615, 19916, 21138, 22980, 24895, 29874, 35230, 42276, 49790, 52845, 59748, 70460, 74685, 99580, 103793, 105690, 149370, 207586, 211380, 298740, 311379, 415172, 518965, 622758, 1037930, 1245516, 1349309, 1556895, 2075860, 2698618, 3113790, 4047927, 5397236, 6227580, 6746545, 8095854, 13493090, 16191708, 20239635, 26986180, 40479270, 80958540]

約数ペア:

[(1, 80958540), (2, 40479270), (3, 26986180), (4, 20239635), (5, 16191708), (6, 13493090), (10, 8095854), (12, 6746545), (13, 6227580), (15, 5397236), (20, 4047927), (26, 3113790), (30, 2698618), (39, 2075860), (52, 1556895), (60, 1349309), (65, 1245516), (78, 1037930), (130, 622758), (156, 518965), (195, 415172), (260, 311379), (271, 298740), (383, 211380), (390, 207586), (542, 149370), (766, 105690), (780, 103793), (813, 99580), (1084, 74685), (1149, 70460), (1355, 59748), (1532, 52845), (1626, 49790), (1915, 42276), (2298, 35230), (2710, 29874), (3252, 24895), (3523, 22980), (3830, 21138), (4065, 19916), (4596, 17615), (4979, 16260), (5420, 14937), (5745, 14092), (7046, 11490), (7660, 10569), (8130, 9958)]