80139540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{809}}^1$

素因数の和:961

約数の個数: 96

約数和(自身を含む): 243855360

約数和(自身を除く): 163715820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 127, 130, 156, 195, 254, 260, 381, 390, 508, 635, 762, 780, 809, 1270, 1524, 1618, 1651, 1905, 2427, 2540, 3236, 3302, 3810, 4045, 4854, 4953, 6604, 7620, 8090, 8255, 9708, 9906, 10517, 12135, 16180, 16510, 19812, 21034, 24270, 24765, 31551, 33020, 42068, 48540, 49530, 52585, 63102, 99060, 102743, 105170, 126204, 157755, 205486, 210340, 308229, 315510, 410972, 513715, 616458, 631020, 1027430, 1232916, 1335659, 1541145, 2054860, 2671318, 3082290, 4006977, 5342636, 6164580, 6678295, 8013954, 13356590, 16027908, 20034885, 26713180, 40069770, 80139540]

約数ペア:

[(1, 80139540), (2, 40069770), (3, 26713180), (4, 20034885), (5, 16027908), (6, 13356590), (10, 8013954), (12, 6678295), (13, 6164580), (15, 5342636), (20, 4006977), (26, 3082290), (30, 2671318), (39, 2054860), (52, 1541145), (60, 1335659), (65, 1232916), (78, 1027430), (127, 631020), (130, 616458), (156, 513715), (195, 410972), (254, 315510), (260, 308229), (381, 210340), (390, 205486), (508, 157755), (635, 126204), (762, 105170), (780, 102743), (809, 99060), (1270, 63102), (1524, 52585), (1618, 49530), (1651, 48540), (1905, 42068), (2427, 33020), (2540, 31551), (3236, 24765), (3302, 24270), (3810, 21034), (4045, 19812), (4854, 16510), (4953, 16180), (6604, 12135), (7620, 10517), (8090, 9906), (8255, 9708)]