204550340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{3121}}^1$

素因数の和:3272

約数の個数: 48

約数和(自身を含む): 448444080

約数和(自身を除く): 243893740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 113, 116, 145, 226, 290, 452, 565, 580, 1130, 2260, 3121, 3277, 6242, 6554, 12484, 13108, 15605, 16385, 31210, 32770, 62420, 65540, 90509, 181018, 352673, 362036, 452545, 705346, 905090, 1410692, 1763365, 1810180, 3526730, 7053460, 10227517, 20455034, 40910068, 51137585, 102275170, 204550340]

約数ペア:

[(1, 204550340), (2, 102275170), (4, 51137585), (5, 40910068), (10, 20455034), (20, 10227517), (29, 7053460), (58, 3526730), (113, 1810180), (116, 1763365), (145, 1410692), (226, 905090), (290, 705346), (452, 452545), (565, 362036), (580, 352673), (1130, 181018), (2260, 90509), (3121, 65540), (3277, 62420), (6242, 32770), (6554, 31210), (12484, 16385), (13108, 15605)]