268014968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 557776800

約数和(自身を除く): 289761832

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 83, 104, 122, 166, 244, 332, 488, 509, 664, 793, 1018, 1079, 1586, 2036, 2158, 3172, 4072, 4316, 5063, 6344, 6617, 8632, 10126, 13234, 20252, 26468, 31049, 40504, 42247, 52936, 62098, 65819, 84494, 124196, 131638, 168988, 248392, 263276, 337976, 403637, 526552, 549211, 807274, 1098422, 1614548, 2196844, 2577067, 3229096, 4393688, 5154134, 10308268, 20616536, 33501871, 67003742, 134007484, 268014968]

約数ペア:

[(1, 268014968), (2, 134007484), (4, 67003742), (8, 33501871), (13, 20616536), (26, 10308268), (52, 5154134), (61, 4393688), (83, 3229096), (104, 2577067), (122, 2196844), (166, 1614548), (244, 1098422), (332, 807274), (488, 549211), (509, 526552), (664, 403637), (793, 337976), (1018, 263276), (1079, 248392), (1586, 168988), (2036, 131638), (2158, 124196), (3172, 84494), (4072, 65819), (4316, 62098), (5063, 52936), (6344, 42247), (6617, 40504), (8632, 31049), (10126, 26468), (13234, 20252)]