201986015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 317952000

約数和(自身を除く): 115965985

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 79, 145, 203, 229, 319, 385, 395, 553, 869, 1015, 1145, 1595, 1603, 2233, 2291, 2519, 2765, 4345, 6083, 6641, 8015, 11165, 11455, 12595, 16037, 17633, 18091, 25201, 30415, 33205, 46487, 73051, 80185, 88165, 90455, 126005, 126637, 176407, 199001, 232435, 365255, 511357, 524639, 633185, 882035, 995005, 1393007, 2556785, 2623195, 3672473, 5771029, 6965035, 18362365, 28855145, 40397203, 201986015]

約数ペア:

[(1, 201986015), (5, 40397203), (7, 28855145), (11, 18362365), (29, 6965035), (35, 5771029), (55, 3672473), (77, 2623195), (79, 2556785), (145, 1393007), (203, 995005), (229, 882035), (319, 633185), (385, 524639), (395, 511357), (553, 365255), (869, 232435), (1015, 199001), (1145, 176407), (1595, 126637), (1603, 126005), (2233, 90455), (2291, 88165), (2519, 80185), (2765, 73051), (4345, 46487), (6083, 33205), (6641, 30415), (8015, 25201), (11165, 18091), (11455, 17633), (12595, 16037)]