19129250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 43400448

約数和(自身を除く): 24271198

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 125, 170, 175, 238, 250, 350, 425, 595, 643, 850, 875, 1190, 1286, 1750, 2125, 2975, 3215, 4250, 4501, 5950, 6430, 9002, 10931, 14875, 16075, 21862, 22505, 29750, 32150, 45010, 54655, 76517, 80375, 109310, 112525, 153034, 160750, 225050, 273275, 382585, 546550, 562625, 765170, 1125250, 1366375, 1912925, 2732750, 3825850, 9564625, 19129250]

約数ペア:

[(1, 19129250), (2, 9564625), (5, 3825850), (7, 2732750), (10, 1912925), (14, 1366375), (17, 1125250), (25, 765170), (34, 562625), (35, 546550), (50, 382585), (70, 273275), (85, 225050), (119, 160750), (125, 153034), (170, 112525), (175, 109310), (238, 80375), (250, 76517), (350, 54655), (425, 45010), (595, 32150), (643, 29750), (850, 22505), (875, 21862), (1190, 16075), (1286, 14875), (1750, 10931), (2125, 9002), (2975, 6430), (3215, 5950), (4250, 4501)]