202225280

素因数分解:

$2^7\times 5^1\times {\mathrm{315977}}^1$

素因数の和:315996

約数の個数: 32

約数和(自身を含む): 483446340

約数和(自身を除く): 281221060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 315977, 631954, 1263908, 1579885, 2527816, 3159770, 5055632, 6319540, 10111264, 12639080, 20222528, 25278160, 40445056, 50556320, 101112640, 202225280]

約数ペア:

[(1, 202225280), (2, 101112640), (4, 50556320), (5, 40445056), (8, 25278160), (10, 20222528), (16, 12639080), (20, 10111264), (32, 6319540), (40, 5055632), (64, 3159770), (80, 2527816), (128, 1579885), (160, 1263908), (320, 631954), (640, 315977)]