65176580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 162570240

約数和(自身を除く): 97393660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 79, 83, 140, 142, 158, 166, 284, 316, 332, 355, 395, 415, 497, 553, 581, 710, 790, 830, 994, 1106, 1162, 1420, 1580, 1660, 1988, 2212, 2324, 2485, 2765, 2905, 4970, 5530, 5609, 5810, 5893, 6557, 9940, 11060, 11218, 11620, 11786, 13114, 22436, 23572, 26228, 28045, 29465, 32785, 39263, 41251, 45899, 56090, 58930, 65570, 78526, 82502, 91798, 112180, 117860, 131140, 157052, 165004, 183596, 196315, 206255, 229495, 392630, 412510, 458990, 465547, 785260, 825020, 917980, 931094, 1862188, 2327735, 3258829, 4655470, 6517658, 9310940, 13035316, 16294145, 32588290, 65176580]

約数ペア:

[(1, 65176580), (2, 32588290), (4, 16294145), (5, 13035316), (7, 9310940), (10, 6517658), (14, 4655470), (20, 3258829), (28, 2327735), (35, 1862188), (70, 931094), (71, 917980), (79, 825020), (83, 785260), (140, 465547), (142, 458990), (158, 412510), (166, 392630), (284, 229495), (316, 206255), (332, 196315), (355, 183596), (395, 165004), (415, 157052), (497, 131140), (553, 117860), (581, 112180), (710, 91798), (790, 82502), (830, 78526), (994, 65570), (1106, 58930), (1162, 56090), (1420, 45899), (1580, 41251), (1660, 39263), (1988, 32785), (2212, 29465), (2324, 28045), (2485, 26228), (2765, 23572), (2905, 22436), (4970, 13114), (5530, 11786), (5609, 11620), (5810, 11218), (5893, 11060), (6557, 9940)]