78349852

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 162005760

約数和(自身を除く): 83655908

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 139, 164, 278, 287, 491, 556, 574, 973, 982, 1148, 1946, 1964, 3437, 3892, 5699, 6874, 11398, 13748, 20131, 22796, 39893, 40262, 68249, 79786, 80524, 136498, 140917, 159572, 272996, 281834, 477743, 563668, 955486, 1910972, 2798209, 5596418, 11192836, 19587463, 39174926, 78349852]

約数ペア:

[(1, 78349852), (2, 39174926), (4, 19587463), (7, 11192836), (14, 5596418), (28, 2798209), (41, 1910972), (82, 955486), (139, 563668), (164, 477743), (278, 281834), (287, 272996), (491, 159572), (556, 140917), (574, 136498), (973, 80524), (982, 79786), (1148, 68249), (1946, 40262), (1964, 39893), (3437, 22796), (3892, 20131), (5699, 13748), (6874, 11398)]