164078775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5483}}^1$

素因数の和:5525

約数の個数: 72

約数和(自身を含む): 353608320

約数和(自身を除く): 189529545

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 3325, 4275, 5483, 5985, 9975, 16449, 27415, 29925, 38381, 49347, 82245, 104177, 115143, 137075, 191905, 246735, 312531, 345429, 411225, 520885, 575715, 729239, 937593, 959525, 1233675, 1562655, 1727145, 2187717, 2604425, 2878575, 3646195, 4687965, 6563151, 7813275, 8635725, 10938585, 18230975, 23439825, 32815755, 54692925, 164078775]

約数ペア:

[(1, 164078775), (3, 54692925), (5, 32815755), (7, 23439825), (9, 18230975), (15, 10938585), (19, 8635725), (21, 7813275), (25, 6563151), (35, 4687965), (45, 3646195), (57, 2878575), (63, 2604425), (75, 2187717), (95, 1727145), (105, 1562655), (133, 1233675), (171, 959525), (175, 937593), (225, 729239), (285, 575715), (315, 520885), (399, 411225), (475, 345429), (525, 312531), (665, 246735), (855, 191905), (1197, 137075), (1425, 115143), (1575, 104177), (1995, 82245), (3325, 49347), (4275, 38381), (5483, 29925), (5985, 27415), (9975, 16449)]