172854140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3359}}^1$

素因数の和:3482

約数の個数: 48

約数和(自身を含む): 379330560

約数和(自身を除く): 206476420

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1660, 2573, 3359, 5146, 6718, 10292, 12865, 13436, 16795, 25730, 33590, 51460, 67180, 104129, 208258, 278797, 416516, 520645, 557594, 1041290, 1115188, 1393985, 2082580, 2787970, 5575940, 8642707, 17285414, 34570828, 43213535, 86427070, 172854140]

約数ペア:

[(1, 172854140), (2, 86427070), (4, 43213535), (5, 34570828), (10, 17285414), (20, 8642707), (31, 5575940), (62, 2787970), (83, 2082580), (124, 1393985), (155, 1115188), (166, 1041290), (310, 557594), (332, 520645), (415, 416516), (620, 278797), (830, 208258), (1660, 104129), (2573, 67180), (3359, 51460), (5146, 33590), (6718, 25730), (10292, 16795), (12865, 13436)]