85676060

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 185728032

約数和(自身を除く): 100051972

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 163, 164, 205, 326, 410, 641, 652, 815, 820, 1282, 1630, 2564, 3205, 3260, 6410, 6683, 12820, 13366, 26281, 26732, 33415, 52562, 66830, 104483, 105124, 131405, 133660, 208966, 262810, 417932, 522415, 525620, 1044830, 2089660, 4283803, 8567606, 17135212, 21419015, 42838030, 85676060]

約数ペア:

[(1, 85676060), (2, 42838030), (4, 21419015), (5, 17135212), (10, 8567606), (20, 4283803), (41, 2089660), (82, 1044830), (163, 525620), (164, 522415), (205, 417932), (326, 262810), (410, 208966), (641, 133660), (652, 131405), (815, 105124), (820, 104483), (1282, 66830), (1630, 52562), (2564, 33415), (3205, 26732), (3260, 26281), (6410, 13366), (6683, 12820)]