78880759972

素因数分解:

$2^2\times 7^2\times {\mathrm{263}}^1\times {\mathrm{883}}^1\times {\mathrm{1733}}^1$

素因数の和:2897

約数の個数: 72

約数和(自身を含む): 161464919616

約数和(自身を除く): 82584159644

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 263, 526, 883, 1052, 1733, 1766, 1841, 3466, 3532, 3682, 6181, 6932, 7364, 12131, 12362, 12887, 24262, 24724, 25774, 43267, 48524, 51548, 84917, 86534, 169834, 173068, 232229, 339668, 455779, 464458, 911558, 928916, 1530239, 1625603, 1823116, 3060478, 3190453, 3251206, 6120956, 6380906, 6502412, 10711673, 11379221, 12761812, 21423346, 22333171, 22758442, 42846692, 44666342, 45516884, 74981711, 89332684, 149963422, 299926844, 402452857, 804905714, 1609811428, 2817169999, 5634339998, 11268679996, 19720189993, 39440379986, 78880759972]

約数ペア:

[(1, 78880759972), (2, 39440379986), (4, 19720189993), (7, 11268679996), (14, 5634339998), (28, 2817169999), (49, 1609811428), (98, 804905714), (196, 402452857), (263, 299926844), (526, 149963422), (883, 89332684), (1052, 74981711), (1733, 45516884), (1766, 44666342), (1841, 42846692), (3466, 22758442), (3532, 22333171), (3682, 21423346), (6181, 12761812), (6932, 11379221), (7364, 10711673), (12131, 6502412), (12362, 6380906), (12887, 6120956), (24262, 3251206), (24724, 3190453), (25774, 3060478), (43267, 1823116), (48524, 1625603), (51548, 1530239), (84917, 928916), (86534, 911558), (169834, 464458), (173068, 455779), (232229, 339668)]