16099686940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1297}}^1\times {\mathrm{20021}}^1$

素因数の和:21358

約数の個数: 48

約数和(自身を含む): 34928619264

約数和(自身を除く): 18828932324

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1297, 2594, 5188, 6485, 12970, 20021, 25940, 40042, 40207, 80084, 80414, 100105, 160828, 200210, 201035, 400420, 402070, 620651, 804140, 1241302, 2482604, 3103255, 6206510, 12413020, 25967237, 51934474, 103868948, 129836185, 259672370, 519344740, 804984347, 1609968694, 3219937388, 4024921735, 8049843470, 16099686940]

約数ペア:

[(1, 16099686940), (2, 8049843470), (4, 4024921735), (5, 3219937388), (10, 1609968694), (20, 804984347), (31, 519344740), (62, 259672370), (124, 129836185), (155, 103868948), (310, 51934474), (620, 25967237), (1297, 12413020), (2594, 6206510), (5188, 3103255), (6485, 2482604), (12970, 1241302), (20021, 804140), (25940, 620651), (40042, 402070), (40207, 400420), (80084, 201035), (80414, 200210), (100105, 160828)]