80473372

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 166622400

約数和(自身を除く): 86149028

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 173, 259, 346, 449, 518, 692, 898, 1036, 1211, 1796, 2422, 3143, 4844, 6286, 6401, 12572, 12802, 16613, 25604, 33226, 44807, 66452, 77677, 89614, 116291, 155354, 179228, 232582, 310708, 465164, 543739, 1087478, 2174956, 2874049, 5748098, 11496196, 20118343, 40236686, 80473372]

約数ペア:

[(1, 80473372), (2, 40236686), (4, 20118343), (7, 11496196), (14, 5748098), (28, 2874049), (37, 2174956), (74, 1087478), (148, 543739), (173, 465164), (259, 310708), (346, 232582), (449, 179228), (518, 155354), (692, 116291), (898, 89614), (1036, 77677), (1211, 66452), (1796, 44807), (2422, 33226), (3143, 25604), (4844, 16613), (6286, 12802), (6401, 12572)]