156698475

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 267840000

約数和(自身を除く): 111141525

約数列:

[1, 3, 5, 15, 25, 53, 75, 79, 159, 237, 265, 395, 499, 795, 1185, 1325, 1497, 1975, 2495, 3975, 4187, 5925, 7485, 12475, 12561, 20935, 26447, 37425, 39421, 62805, 79341, 104675, 118263, 132235, 197105, 314025, 396705, 591315, 661175, 985525, 1983525, 2089313, 2956575, 6267939, 10446565, 31339695, 52232825, 156698475]

約数ペア:

[(1, 156698475), (3, 52232825), (5, 31339695), (15, 10446565), (25, 6267939), (53, 2956575), (75, 2089313), (79, 1983525), (159, 985525), (237, 661175), (265, 591315), (395, 396705), (499, 314025), (795, 197105), (1185, 132235), (1325, 118263), (1497, 104675), (1975, 79341), (2495, 62805), (3975, 39421), (4187, 37425), (5925, 26447), (7485, 20935), (12475, 12561)]