72177665

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 39796735

約数列:

[1, 5, 7, 17, 29, 35, 47, 85, 89, 119, 145, 203, 235, 329, 445, 493, 595, 623, 799, 1015, 1363, 1513, 1645, 2465, 2581, 3115, 3451, 3995, 4183, 5593, 6815, 7565, 9541, 10591, 12905, 17255, 18067, 20915, 23171, 27965, 29281, 43877, 47705, 52955, 71111, 90335, 115855, 121307, 146405, 162197, 219385, 307139, 355555, 497777, 606535, 810985, 849149, 1535695, 2062219, 2488885, 4245745, 10311095, 14435533, 72177665]

約数ペア:

[(1, 72177665), (5, 14435533), (7, 10311095), (17, 4245745), (29, 2488885), (35, 2062219), (47, 1535695), (85, 849149), (89, 810985), (119, 606535), (145, 497777), (203, 355555), (235, 307139), (329, 219385), (445, 162197), (493, 146405), (595, 121307), (623, 115855), (799, 90335), (1015, 71111), (1363, 52955), (1513, 47705), (1645, 43877), (2465, 29281), (2581, 27965), (3115, 23171), (3451, 20915), (3995, 18067), (4183, 17255), (5593, 12905), (6815, 10591), (7565, 9541)]