1297163920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73369}}^1$

素因数の和:73412

約数の個数: 80

約数和(自身を含む): 3438998640

約数和(自身を除く): 2141834720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 3536, 4420, 8840, 17680, 73369, 146738, 293476, 366845, 586952, 733690, 953797, 1173904, 1247273, 1467380, 1907594, 2494546, 2934760, 3815188, 4768985, 4989092, 5869520, 6236365, 7630376, 9537970, 9978184, 12472730, 15260752, 16214549, 19075940, 19956368, 24945460, 32429098, 38151880, 49890920, 64858196, 76303760, 81072745, 99781840, 129716392, 162145490, 259432784, 324290980, 648581960, 1297163920]

約数ペア:

[(1, 1297163920), (2, 648581960), (4, 324290980), (5, 259432784), (8, 162145490), (10, 129716392), (13, 99781840), (16, 81072745), (17, 76303760), (20, 64858196), (26, 49890920), (34, 38151880), (40, 32429098), (52, 24945460), (65, 19956368), (68, 19075940), (80, 16214549), (85, 15260752), (104, 12472730), (130, 9978184), (136, 9537970), (170, 7630376), (208, 6236365), (221, 5869520), (260, 4989092), (272, 4768985), (340, 3815188), (442, 2934760), (520, 2494546), (680, 1907594), (884, 1467380), (1040, 1247273), (1105, 1173904), (1360, 953797), (1768, 733690), (2210, 586952), (3536, 366845), (4420, 293476), (8840, 146738), (17680, 73369)]