179930140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{16879}}^1$

素因数の和:16942

約数の個数: 48

約数和(自身を含む): 416868480

約数和(自身を除く): 236938340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 16879, 33758, 67516, 84395, 168790, 219427, 337580, 438854, 692039, 877708, 1097135, 1384078, 2194270, 2768156, 3460195, 4388540, 6920390, 8996507, 13840780, 17993014, 35986028, 44982535, 89965070, 179930140]

約数ペア:

[(1, 179930140), (2, 89965070), (4, 44982535), (5, 35986028), (10, 17993014), (13, 13840780), (20, 8996507), (26, 6920390), (41, 4388540), (52, 3460195), (65, 2768156), (82, 2194270), (130, 1384078), (164, 1097135), (205, 877708), (260, 692039), (410, 438854), (533, 337580), (820, 219427), (1066, 168790), (2132, 84395), (2665, 67516), (5330, 33758), (10660, 16879)]