80249775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 141981984

約数和(自身を除く): 61732209

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 113, 255, 339, 425, 557, 565, 1275, 1671, 1695, 1921, 2785, 2825, 5763, 8355, 8475, 9469, 9605, 13925, 28407, 28815, 41775, 47345, 48025, 62941, 142035, 144075, 188823, 236725, 314705, 710175, 944115, 1069997, 1573525, 3209991, 4720575, 5349985, 16049955, 26749925, 80249775]

約数ペア:

[(1, 80249775), (3, 26749925), (5, 16049955), (15, 5349985), (17, 4720575), (25, 3209991), (51, 1573525), (75, 1069997), (85, 944115), (113, 710175), (255, 314705), (339, 236725), (425, 188823), (557, 144075), (565, 142035), (1275, 62941), (1671, 48025), (1695, 47345), (1921, 41775), (2785, 28815), (2825, 28407), (5763, 13925), (8355, 9605), (8475, 9469)]