202398260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 108

約数和(自身を含む): 481436172

約数和(自身を除く): 279037912

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 97, 170, 190, 194, 289, 323, 340, 361, 380, 388, 485, 578, 646, 722, 970, 1156, 1292, 1444, 1445, 1615, 1649, 1805, 1843, 1940, 2890, 3230, 3298, 3610, 3686, 5491, 5780, 6137, 6460, 6596, 7220, 7372, 8245, 9215, 10982, 12274, 16490, 18430, 21964, 24548, 27455, 28033, 30685, 31331, 32980, 35017, 36860, 54910, 56066, 61370, 62662, 70034, 104329, 109820, 112132, 122740, 125324, 140068, 140165, 156655, 175085, 208658, 280330, 313310, 350170, 417316, 521645, 532627, 560660, 595289, 626620, 700340, 1043290, 1065254, 1190578, 2086580, 2130508, 2381156, 2663135, 2976445, 5326270, 5952890, 10119913, 10652540, 11905780, 20239826, 40479652, 50599565, 101199130, 202398260]

約数ペア:

[(1, 202398260), (2, 101199130), (4, 50599565), (5, 40479652), (10, 20239826), (17, 11905780), (19, 10652540), (20, 10119913), (34, 5952890), (38, 5326270), (68, 2976445), (76, 2663135), (85, 2381156), (95, 2130508), (97, 2086580), (170, 1190578), (190, 1065254), (194, 1043290), (289, 700340), (323, 626620), (340, 595289), (361, 560660), (380, 532627), (388, 521645), (485, 417316), (578, 350170), (646, 313310), (722, 280330), (970, 208658), (1156, 175085), (1292, 156655), (1444, 140165), (1445, 140068), (1615, 125324), (1649, 122740), (1805, 112132), (1843, 109820), (1940, 104329), (2890, 70034), (3230, 62662), (3298, 61370), (3610, 56066), (3686, 54910), (5491, 36860), (5780, 35017), (6137, 32980), (6460, 31331), (6596, 30685), (7220, 28033), (7372, 27455), (8245, 24548), (9215, 21964), (10982, 18430), (12274, 16490)]