277203860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{3413}}^1$

素因数の和:3584

約数の個数: 48

約数和(自身を含む): 605670912

約数和(自身を除く): 328467052

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 524, 620, 655, 1310, 2620, 3413, 4061, 6826, 8122, 13652, 16244, 17065, 20305, 34130, 40610, 68260, 81220, 105803, 211606, 423212, 447103, 529015, 894206, 1058030, 1788412, 2116060, 2235515, 4471030, 8942060, 13860193, 27720386, 55440772, 69300965, 138601930, 277203860]

約数ペア:

[(1, 277203860), (2, 138601930), (4, 69300965), (5, 55440772), (10, 27720386), (20, 13860193), (31, 8942060), (62, 4471030), (124, 2235515), (131, 2116060), (155, 1788412), (262, 1058030), (310, 894206), (524, 529015), (620, 447103), (655, 423212), (1310, 211606), (2620, 105803), (3413, 81220), (4061, 68260), (6826, 40610), (8122, 34130), (13652, 20305), (16244, 17065)]