129630250

素因数分解:

$2^1\times 5^3\times {\mathrm{518521}}^1$

素因数の和:518538

約数の個数: 16

約数和(自身を含む): 242668296

約数和(自身を除く): 113038046

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 518521, 1037042, 2592605, 5185210, 12963025, 25926050, 64815125, 129630250]

約数ペア:

[(1, 129630250), (2, 64815125), (5, 25926050), (10, 12963025), (25, 5185210), (50, 2592605), (125, 1037042), (250, 518521)]