86419340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 212797872

約数和(自身を除く): 126378532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 163, 196, 245, 326, 490, 541, 652, 815, 980, 1082, 1141, 1630, 2164, 2282, 2705, 3260, 3787, 4564, 5410, 5705, 7574, 7987, 10820, 11410, 15148, 15974, 18935, 22820, 26509, 31948, 37870, 39935, 53018, 75740, 79870, 88183, 106036, 132545, 159740, 176366, 265090, 352732, 440915, 530180, 617281, 881830, 1234562, 1763660, 2469124, 3086405, 4320967, 6172810, 8641934, 12345620, 17283868, 21604835, 43209670, 86419340]

約数ペア:

[(1, 86419340), (2, 43209670), (4, 21604835), (5, 17283868), (7, 12345620), (10, 8641934), (14, 6172810), (20, 4320967), (28, 3086405), (35, 2469124), (49, 1763660), (70, 1234562), (98, 881830), (140, 617281), (163, 530180), (196, 440915), (245, 352732), (326, 265090), (490, 176366), (541, 159740), (652, 132545), (815, 106036), (980, 88183), (1082, 79870), (1141, 75740), (1630, 53018), (2164, 39935), (2282, 37870), (2705, 31948), (3260, 26509), (3787, 22820), (4564, 18935), (5410, 15974), (5705, 15148), (7574, 11410), (7987, 10820)]