210077920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100999}}^1$

素因数の和:101027

約数の個数: 48

約数和(自身を含む): 534492000

約数和(自身を除く): 324414080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 100999, 201998, 403996, 504995, 807992, 1009990, 1312987, 1615984, 2019980, 2625974, 3231968, 4039960, 5251948, 6564935, 8079920, 10503896, 13129870, 16159840, 21007792, 26259740, 42015584, 52519480, 105038960, 210077920]

約数ペア:

[(1, 210077920), (2, 105038960), (4, 52519480), (5, 42015584), (8, 26259740), (10, 21007792), (13, 16159840), (16, 13129870), (20, 10503896), (26, 8079920), (32, 6564935), (40, 5251948), (52, 4039960), (65, 3231968), (80, 2625974), (104, 2019980), (130, 1615984), (160, 1312987), (208, 1009990), (260, 807992), (416, 504995), (520, 403996), (1040, 201998), (2080, 100999)]