20893430875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{1483}}^1\times {\mathrm{2749}}^1$

素因数の和:4288

約数の個数: 32

約数和(自身を含む): 26738712000

約数和(自身を除く): 5845281125

約数列:

[1, 5, 25, 41, 125, 205, 1025, 1483, 2749, 5125, 7415, 13745, 37075, 60803, 68725, 112709, 185375, 304015, 343625, 563545, 1520075, 2817725, 4076767, 7600375, 14088625, 20383835, 101919175, 167147447, 509595875, 835737235, 4178686175, 20893430875]

約数ペア:

[(1, 20893430875), (5, 4178686175), (25, 835737235), (41, 509595875), (125, 167147447), (205, 101919175), (1025, 20383835), (1483, 14088625), (2749, 7600375), (5125, 4076767), (7415, 2817725), (13745, 1520075), (37075, 563545), (60803, 343625), (68725, 304015), (112709, 185375)]