71978704

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4691}}^1$

素因数の和:4843

約数の個数: 40

約数和(自身を含む): 160579008

約数和(自身を除く): 88600304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 959, 1096, 1918, 2192, 3836, 4691, 7672, 9382, 15344, 18764, 32837, 37528, 65674, 75056, 131348, 262696, 525392, 642667, 1285334, 2570668, 4498669, 5141336, 8997338, 10282672, 17994676, 35989352, 71978704]

約数ペア:

[(1, 71978704), (2, 35989352), (4, 17994676), (7, 10282672), (8, 8997338), (14, 5141336), (16, 4498669), (28, 2570668), (56, 1285334), (112, 642667), (137, 525392), (274, 262696), (548, 131348), (959, 75056), (1096, 65674), (1918, 37528), (2192, 32837), (3836, 18764), (4691, 15344), (7672, 9382)]