81579030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7213}}^1$

素因数の和:7265

約数の個数: 64

約数和(自身を含む): 218151360

約数和(自身を除く): 136572330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 3770, 5655, 7213, 11310, 14426, 21639, 36065, 43278, 72130, 93769, 108195, 187538, 209177, 216390, 281307, 418354, 468845, 562614, 627531, 937690, 1045885, 1255062, 1406535, 2091770, 2719301, 2813070, 3137655, 5438602, 6275310, 8157903, 13596505, 16315806, 27193010, 40789515, 81579030]

約数ペア:

[(1, 81579030), (2, 40789515), (3, 27193010), (5, 16315806), (6, 13596505), (10, 8157903), (13, 6275310), (15, 5438602), (26, 3137655), (29, 2813070), (30, 2719301), (39, 2091770), (58, 1406535), (65, 1255062), (78, 1045885), (87, 937690), (130, 627531), (145, 562614), (174, 468845), (195, 418354), (290, 281307), (377, 216390), (390, 209177), (435, 187538), (754, 108195), (870, 93769), (1131, 72130), (1885, 43278), (2262, 36065), (3770, 21639), (5655, 14426), (7213, 11310)]