156868480

素因数分解:

$2^7\times 5^1\times {\mathrm{245107}}^1$

素因数の和:245126

約数の個数: 32

約数和(自身を含む): 375015240

約数和(自身を除く): 218146760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245107, 490214, 980428, 1225535, 1960856, 2451070, 3921712, 4902140, 7843424, 9804280, 15686848, 19608560, 31373696, 39217120, 78434240, 156868480]

約数ペア:

[(1, 156868480), (2, 78434240), (4, 39217120), (5, 31373696), (8, 19608560), (10, 15686848), (16, 9804280), (20, 7843424), (32, 4902140), (40, 3921712), (64, 2451070), (80, 1960856), (128, 1225535), (160, 980428), (320, 490214), (640, 245107)]