2018578325

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 2695113216

約数和(自身を除く): 676534891

約数列:

[1, 5, 23, 25, 47, 113, 115, 235, 565, 575, 661, 1081, 1175, 2599, 2825, 3305, 5311, 5405, 12995, 15203, 16525, 26555, 27025, 31067, 64975, 74693, 76015, 122153, 132775, 155335, 373465, 380075, 610765, 714541, 776675, 1717939, 1867325, 3053825, 3510571, 3572705, 8589695, 17552855, 17863525, 42948475, 80743133, 87764275, 403715665, 2018578325]

約数ペア:

[(1, 2018578325), (5, 403715665), (23, 87764275), (25, 80743133), (47, 42948475), (113, 17863525), (115, 17552855), (235, 8589695), (565, 3572705), (575, 3510571), (661, 3053825), (1081, 1867325), (1175, 1717939), (2599, 776675), (2825, 714541), (3305, 610765), (5311, 380075), (5405, 373465), (12995, 155335), (15203, 132775), (16525, 122153), (26555, 76015), (27025, 74693), (31067, 64975)]