824454020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{7753}}^1$

素因数の和:8184

約数の個数: 48

約数和(自身を含む): 1869334320

約数和(自身を除く): 1044880300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 409, 818, 1636, 2045, 4090, 5317, 7753, 8180, 10634, 15506, 21268, 26585, 31012, 38765, 53170, 77530, 100789, 106340, 155060, 201578, 403156, 503945, 1007890, 2015780, 3170977, 6341954, 12683908, 15854885, 31709770, 41222701, 63419540, 82445402, 164890804, 206113505, 412227010, 824454020]

約数ペア:

[(1, 824454020), (2, 412227010), (4, 206113505), (5, 164890804), (10, 82445402), (13, 63419540), (20, 41222701), (26, 31709770), (52, 15854885), (65, 12683908), (130, 6341954), (260, 3170977), (409, 2015780), (818, 1007890), (1636, 503945), (2045, 403156), (4090, 201578), (5317, 155060), (7753, 106340), (8180, 100789), (10634, 77530), (15506, 53170), (21268, 38765), (26585, 31012)]