201022875

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1$

素因数の和:518

約数の個数: 96

約数和(自身を含む): 401251968

約数和(自身を除く): 200229093

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 45, 51, 69, 75, 85, 115, 125, 153, 207, 225, 255, 345, 375, 391, 425, 457, 575, 765, 1035, 1125, 1173, 1275, 1371, 1725, 1955, 2125, 2285, 2875, 3519, 3825, 4113, 5175, 5865, 6375, 6855, 7769, 8625, 9775, 10511, 11425, 17595, 19125, 20565, 23307, 25875, 29325, 31533, 34275, 38845, 48875, 52555, 57125, 69921, 87975, 94599, 102825, 116535, 146625, 157665, 171375, 178687, 194225, 262775, 349605, 439875, 472995, 514125, 536061, 582675, 788325, 893435, 971125, 1313875, 1608183, 1748025, 2364975, 2680305, 2913375, 3941625, 4467175, 8040915, 8740125, 11824875, 13401525, 22335875, 40204575, 67007625, 201022875]

約数ペア:

[(1, 201022875), (3, 67007625), (5, 40204575), (9, 22335875), (15, 13401525), (17, 11824875), (23, 8740125), (25, 8040915), (45, 4467175), (51, 3941625), (69, 2913375), (75, 2680305), (85, 2364975), (115, 1748025), (125, 1608183), (153, 1313875), (207, 971125), (225, 893435), (255, 788325), (345, 582675), (375, 536061), (391, 514125), (425, 472995), (457, 439875), (575, 349605), (765, 262775), (1035, 194225), (1125, 178687), (1173, 171375), (1275, 157665), (1371, 146625), (1725, 116535), (1955, 102825), (2125, 94599), (2285, 87975), (2875, 69921), (3519, 57125), (3825, 52555), (4113, 48875), (5175, 38845), (5865, 34275), (6375, 31533), (6855, 29325), (7769, 25875), (8625, 23307), (9775, 20565), (10511, 19125), (11425, 17595)]