256796150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 545590080

約数和(自身を除く): 288793930

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 89, 115, 130, 178, 193, 230, 299, 325, 386, 445, 575, 598, 650, 890, 965, 1150, 1157, 1495, 1930, 2047, 2225, 2314, 2509, 2990, 4094, 4439, 4450, 4825, 5018, 5785, 7475, 8878, 9650, 10235, 11570, 12545, 14950, 17177, 20470, 22195, 25090, 26611, 28925, 34354, 44390, 51175, 53222, 57707, 57850, 62725, 85885, 102350, 110975, 115414, 125450, 133055, 171770, 221950, 223301, 266110, 288535, 395071, 429425, 446602, 577070, 665275, 790142, 858850, 1116505, 1330550, 1442675, 1975355, 2233010, 2885350, 3950710, 5135923, 5582525, 9876775, 10271846, 11165050, 19753550, 25679615, 51359230, 128398075, 256796150]

約数ペア:

[(1, 256796150), (2, 128398075), (5, 51359230), (10, 25679615), (13, 19753550), (23, 11165050), (25, 10271846), (26, 9876775), (46, 5582525), (50, 5135923), (65, 3950710), (89, 2885350), (115, 2233010), (130, 1975355), (178, 1442675), (193, 1330550), (230, 1116505), (299, 858850), (325, 790142), (386, 665275), (445, 577070), (575, 446602), (598, 429425), (650, 395071), (890, 288535), (965, 266110), (1150, 223301), (1157, 221950), (1495, 171770), (1930, 133055), (2047, 125450), (2225, 115414), (2314, 110975), (2509, 102350), (2990, 85885), (4094, 62725), (4439, 57850), (4450, 57707), (4825, 53222), (5018, 51175), (5785, 44390), (7475, 34354), (8878, 28925), (9650, 26611), (10235, 25090), (11570, 22195), (12545, 20470), (14950, 17177)]