72991070

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{3359}}^1$

素因数の和:3460

約数の個数: 32

約数和(自身を含む): 137168640

約数和(自身を除く): 64177570

約数列:

[1, 2, 5, 10, 41, 53, 82, 106, 205, 265, 410, 530, 2173, 3359, 4346, 6718, 10865, 16795, 21730, 33590, 137719, 178027, 275438, 356054, 688595, 890135, 1377190, 1780270, 7299107, 14598214, 36495535, 72991070]

約数ペア:

[(1, 72991070), (2, 36495535), (5, 14598214), (10, 7299107), (41, 1780270), (53, 1377190), (82, 890135), (106, 688595), (205, 356054), (265, 275438), (410, 178027), (530, 137719), (2173, 33590), (3359, 21730), (4346, 16795), (6718, 10865)]