15702666940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{54121}}^1$

素因数の和:54382

約数の個数: 48

約数和(自身を含む): 33551310240

約数和(自身を除く): 17848643300

約数列:

[1, 2, 4, 5, 10, 20, 89, 163, 178, 326, 356, 445, 652, 815, 890, 1630, 1780, 3260, 14507, 29014, 54121, 58028, 72535, 108242, 145070, 216484, 270605, 290140, 541210, 1082420, 4816769, 8821723, 9633538, 17643446, 19267076, 24083845, 35286892, 44108615, 48167690, 88217230, 96335380, 176434460, 785133347, 1570266694, 3140533388, 3925666735, 7851333470, 15702666940]

約数ペア:

[(1, 15702666940), (2, 7851333470), (4, 3925666735), (5, 3140533388), (10, 1570266694), (20, 785133347), (89, 176434460), (163, 96335380), (178, 88217230), (326, 48167690), (356, 44108615), (445, 35286892), (652, 24083845), (815, 19267076), (890, 17643446), (1630, 9633538), (1780, 8821723), (3260, 4816769), (14507, 1082420), (29014, 541210), (54121, 290140), (58028, 270605), (72535, 216484), (108242, 145070)]