71827860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1393

約数の個数: 96

約数和(自身を含む): 219808512

約数和(自身を除く): 147980652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 195, 213, 260, 284, 355, 390, 426, 710, 780, 852, 923, 1065, 1297, 1420, 1846, 2130, 2594, 2769, 3692, 3891, 4260, 4615, 5188, 5538, 6485, 7782, 9230, 11076, 12970, 13845, 15564, 16861, 18460, 19455, 25940, 27690, 33722, 38910, 50583, 55380, 67444, 77820, 84305, 92087, 101166, 168610, 184174, 202332, 252915, 276261, 337220, 368348, 460435, 505830, 552522, 920870, 1011660, 1105044, 1197131, 1381305, 1841740, 2394262, 2762610, 3591393, 4788524, 5525220, 5985655, 7182786, 11971310, 14365572, 17956965, 23942620, 35913930, 71827860]

約数ペア:

[(1, 71827860), (2, 35913930), (3, 23942620), (4, 17956965), (5, 14365572), (6, 11971310), (10, 7182786), (12, 5985655), (13, 5525220), (15, 4788524), (20, 3591393), (26, 2762610), (30, 2394262), (39, 1841740), (52, 1381305), (60, 1197131), (65, 1105044), (71, 1011660), (78, 920870), (130, 552522), (142, 505830), (156, 460435), (195, 368348), (213, 337220), (260, 276261), (284, 252915), (355, 202332), (390, 184174), (426, 168610), (710, 101166), (780, 92087), (852, 84305), (923, 77820), (1065, 67444), (1297, 55380), (1420, 50583), (1846, 38910), (2130, 33722), (2594, 27690), (2769, 25940), (3692, 19455), (3891, 18460), (4260, 16861), (4615, 15564), (5188, 13845), (5538, 12970), (6485, 11076), (7782, 9230)]