158738560

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2557}}^1$

素因数の和:2673

約数の個数: 64

約数和(自身を含む): 383546520

約数和(自身を除く): 224807960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1552, 1940, 2557, 3104, 3880, 5114, 6208, 7760, 10228, 12416, 12785, 15520, 20456, 25570, 31040, 40912, 51140, 62080, 81824, 102280, 163648, 204560, 248029, 327296, 409120, 496058, 818240, 992116, 1240145, 1636480, 1984232, 2480290, 3968464, 4960580, 7936928, 9921160, 15873856, 19842320, 31747712, 39684640, 79369280, 158738560]

約数ペア:

[(1, 158738560), (2, 79369280), (4, 39684640), (5, 31747712), (8, 19842320), (10, 15873856), (16, 9921160), (20, 7936928), (32, 4960580), (40, 3968464), (64, 2480290), (80, 1984232), (97, 1636480), (128, 1240145), (160, 992116), (194, 818240), (320, 496058), (388, 409120), (485, 327296), (640, 248029), (776, 204560), (970, 163648), (1552, 102280), (1940, 81824), (2557, 62080), (3104, 51140), (3880, 40912), (5114, 31040), (6208, 25570), (7760, 20456), (10228, 15520), (12416, 12785)]