1205295325

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 1741247928

約数和(自身を除く): 535952603

約数列:

[1, 5, 13, 17, 25, 65, 85, 97, 169, 173, 221, 325, 425, 485, 845, 865, 1105, 1261, 1649, 2249, 2425, 2873, 2941, 4225, 4325, 5525, 6305, 8245, 11245, 14365, 14705, 16393, 16781, 21437, 29237, 31525, 38233, 41225, 56225, 71825, 73525, 81965, 83905, 107185, 146185, 191165, 218153, 278681, 285277, 409825, 419525, 497029, 535925, 730925, 955825, 1090765, 1393405, 1426385, 2485145, 2835989, 3708601, 5453825, 6967025, 7131925, 12425725, 14179945, 18543005, 48211813, 70899725, 92715025, 241059065, 1205295325]

約数ペア:

[(1, 1205295325), (5, 241059065), (13, 92715025), (17, 70899725), (25, 48211813), (65, 18543005), (85, 14179945), (97, 12425725), (169, 7131925), (173, 6967025), (221, 5453825), (325, 3708601), (425, 2835989), (485, 2485145), (845, 1426385), (865, 1393405), (1105, 1090765), (1261, 955825), (1649, 730925), (2249, 535925), (2425, 497029), (2873, 419525), (2941, 409825), (4225, 285277), (4325, 278681), (5525, 218153), (6305, 191165), (8245, 146185), (11245, 107185), (14365, 83905), (14705, 81965), (16393, 73525), (16781, 71825), (21437, 56225), (29237, 41225), (31525, 38233)]