69947020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 177500736

約数和(自身を除く): 107553716

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 37, 44, 52, 55, 65, 74, 110, 130, 143, 148, 185, 220, 260, 286, 370, 407, 481, 572, 661, 715, 740, 814, 962, 1322, 1430, 1628, 1924, 2035, 2405, 2644, 2860, 3305, 4070, 4810, 5291, 6610, 7271, 8140, 8593, 9620, 10582, 13220, 14542, 17186, 21164, 24457, 26455, 29084, 34372, 36355, 42965, 48914, 52910, 72710, 85930, 94523, 97828, 105820, 122285, 145420, 171860, 189046, 244570, 269027, 317941, 378092, 472615, 489140, 538054, 635882, 945230, 1076108, 1271764, 1345135, 1589705, 1890460, 2690270, 3179410, 3497351, 5380540, 6358820, 6994702, 13989404, 17486755, 34973510, 69947020]

約数ペア:

[(1, 69947020), (2, 34973510), (4, 17486755), (5, 13989404), (10, 6994702), (11, 6358820), (13, 5380540), (20, 3497351), (22, 3179410), (26, 2690270), (37, 1890460), (44, 1589705), (52, 1345135), (55, 1271764), (65, 1076108), (74, 945230), (110, 635882), (130, 538054), (143, 489140), (148, 472615), (185, 378092), (220, 317941), (260, 269027), (286, 244570), (370, 189046), (407, 171860), (481, 145420), (572, 122285), (661, 105820), (715, 97828), (740, 94523), (814, 85930), (962, 72710), (1322, 52910), (1430, 48914), (1628, 42965), (1924, 36355), (2035, 34372), (2405, 29084), (2644, 26455), (2860, 24457), (3305, 21164), (4070, 17186), (4810, 14542), (5291, 13220), (6610, 10582), (7271, 9620), (8140, 8593)]