18011500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 45130176

約数和(自身を除く): 27118676

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 125, 130, 163, 170, 221, 250, 260, 325, 326, 340, 425, 442, 500, 650, 652, 815, 850, 884, 1105, 1300, 1625, 1630, 1700, 2119, 2125, 2210, 2771, 3250, 3260, 4075, 4238, 4250, 4420, 5525, 5542, 6500, 8150, 8476, 8500, 10595, 11050, 11084, 13855, 16300, 20375, 21190, 22100, 27625, 27710, 36023, 40750, 42380, 52975, 55250, 55420, 69275, 72046, 81500, 105950, 110500, 138550, 144092, 180115, 211900, 264875, 277100, 346375, 360230, 529750, 692750, 720460, 900575, 1059500, 1385500, 1801150, 3602300, 4502875, 9005750, 18011500]

約数ペア:

[(1, 18011500), (2, 9005750), (4, 4502875), (5, 3602300), (10, 1801150), (13, 1385500), (17, 1059500), (20, 900575), (25, 720460), (26, 692750), (34, 529750), (50, 360230), (52, 346375), (65, 277100), (68, 264875), (85, 211900), (100, 180115), (125, 144092), (130, 138550), (163, 110500), (170, 105950), (221, 81500), (250, 72046), (260, 69275), (325, 55420), (326, 55250), (340, 52975), (425, 42380), (442, 40750), (500, 36023), (650, 27710), (652, 27625), (815, 22100), (850, 21190), (884, 20375), (1105, 16300), (1300, 13855), (1625, 11084), (1630, 11050), (1700, 10595), (2119, 8500), (2125, 8476), (2210, 8150), (2771, 6500), (3250, 5542), (3260, 5525), (4075, 4420), (4238, 4250)]