13306979920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{131909}}^1$

素因数の和:132032

約数の個数: 80

約数和(自身を含む): 33662376720

約数和(自身を除く): 20355396800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 485, 520, 776, 970, 1040, 1261, 1552, 1940, 2522, 3880, 5044, 6305, 7760, 10088, 12610, 20176, 25220, 50440, 100880, 131909, 263818, 527636, 659545, 1055272, 1319090, 1714817, 2110544, 2638180, 3429634, 5276360, 6859268, 8574085, 10552720, 12795173, 13718536, 17148170, 25590346, 27437072, 34296340, 51180692, 63975865, 68592680, 102361384, 127951730, 137185360, 166337249, 204722768, 255903460, 332674498, 511806920, 665348996, 831686245, 1023613840, 1330697992, 1663372490, 2661395984, 3326744980, 6653489960, 13306979920]

約数ペア:

[(1, 13306979920), (2, 6653489960), (4, 3326744980), (5, 2661395984), (8, 1663372490), (10, 1330697992), (13, 1023613840), (16, 831686245), (20, 665348996), (26, 511806920), (40, 332674498), (52, 255903460), (65, 204722768), (80, 166337249), (97, 137185360), (104, 127951730), (130, 102361384), (194, 68592680), (208, 63975865), (260, 51180692), (388, 34296340), (485, 27437072), (520, 25590346), (776, 17148170), (970, 13718536), (1040, 12795173), (1261, 10552720), (1552, 8574085), (1940, 6859268), (2522, 5276360), (3880, 3429634), (5044, 2638180), (6305, 2110544), (7760, 1714817), (10088, 1319090), (12610, 1055272), (20176, 659545), (25220, 527636), (50440, 263818), (100880, 131909)]