72318896

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 157489920

約数和(自身を除く): 85171024

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 71, 83, 104, 118, 142, 166, 208, 236, 284, 332, 472, 568, 664, 767, 923, 944, 1079, 1136, 1328, 1534, 1846, 2158, 3068, 3692, 4189, 4316, 4897, 5893, 6136, 7384, 8378, 8632, 9794, 11786, 12272, 14768, 16756, 17264, 19588, 23572, 33512, 39176, 47144, 54457, 63661, 67024, 76609, 78352, 94288, 108914, 127322, 153218, 217828, 254644, 306436, 347687, 435656, 509288, 612872, 695374, 871312, 1018576, 1225744, 1390748, 2781496, 4519931, 5562992, 9039862, 18079724, 36159448, 72318896]

約数ペア:

[(1, 72318896), (2, 36159448), (4, 18079724), (8, 9039862), (13, 5562992), (16, 4519931), (26, 2781496), (52, 1390748), (59, 1225744), (71, 1018576), (83, 871312), (104, 695374), (118, 612872), (142, 509288), (166, 435656), (208, 347687), (236, 306436), (284, 254644), (332, 217828), (472, 153218), (568, 127322), (664, 108914), (767, 94288), (923, 78352), (944, 76609), (1079, 67024), (1136, 63661), (1328, 54457), (1534, 47144), (1846, 39176), (2158, 33512), (3068, 23572), (3692, 19588), (4189, 17264), (4316, 16756), (4897, 14768), (5893, 12272), (6136, 11786), (7384, 9794), (8378, 8632)]