90197831290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{248609}}^1$

素因数の和:248767

約数の個数: 64

約数和(自身を含む): 190741547520

約数和(自身を除く): 100543716230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 73, 142, 146, 355, 365, 497, 511, 710, 730, 994, 1022, 2485, 2555, 4970, 5110, 5183, 10366, 25915, 36281, 51830, 72562, 181405, 248609, 362810, 497218, 1243045, 1740263, 2486090, 3480526, 8701315, 17402630, 17651239, 18148457, 35302478, 36296914, 88256195, 90742285, 123558673, 127039199, 176512390, 181484570, 247117346, 254078398, 617793365, 635195995, 1235586730, 1270391990, 1288540447, 2577080894, 6442702235, 9019783129, 12885404470, 18039566258, 45098915645, 90197831290]

約数ペア:

[(1, 90197831290), (2, 45098915645), (5, 18039566258), (7, 12885404470), (10, 9019783129), (14, 6442702235), (35, 2577080894), (70, 1288540447), (71, 1270391990), (73, 1235586730), (142, 635195995), (146, 617793365), (355, 254078398), (365, 247117346), (497, 181484570), (511, 176512390), (710, 127039199), (730, 123558673), (994, 90742285), (1022, 88256195), (2485, 36296914), (2555, 35302478), (4970, 18148457), (5110, 17651239), (5183, 17402630), (10366, 8701315), (25915, 3480526), (36281, 2486090), (51830, 1740263), (72562, 1243045), (181405, 497218), (248609, 362810)]