201619952680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3433}}^1\times {\mathrm{20113}}^1$

素因数の和:23630

約数の個数: 64

約数和(自身を含む): 460016030160

約数和(自身を除く): 258396077480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 3433, 6866, 13732, 17165, 20113, 27464, 34330, 40226, 68660, 80452, 100565, 137320, 160904, 201130, 250609, 402260, 501218, 804520, 1002436, 1253045, 1468249, 2004872, 2506090, 2936498, 5012180, 5872996, 7341245, 10024360, 11745992, 14682490, 29364980, 58729960, 69047929, 138095858, 276191716, 345239645, 552383432, 690479290, 1380958580, 2761917160, 5040498817, 10080997634, 20161995268, 25202494085, 40323990536, 50404988170, 100809976340, 201619952680]

約数ペア:

[(1, 201619952680), (2, 100809976340), (4, 50404988170), (5, 40323990536), (8, 25202494085), (10, 20161995268), (20, 10080997634), (40, 5040498817), (73, 2761917160), (146, 1380958580), (292, 690479290), (365, 552383432), (584, 345239645), (730, 276191716), (1460, 138095858), (2920, 69047929), (3433, 58729960), (6866, 29364980), (13732, 14682490), (17165, 11745992), (20113, 10024360), (27464, 7341245), (34330, 5872996), (40226, 5012180), (68660, 2936498), (80452, 2506090), (100565, 2004872), (137320, 1468249), (160904, 1253045), (201130, 1002436), (250609, 804520), (402260, 501218)]