19256250

素因数分解:

$2^1\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 96

約数和(自身を含む): 52496640

約数和(自身を除く): 33240390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 79, 125, 130, 150, 158, 195, 237, 250, 325, 375, 390, 395, 474, 625, 650, 750, 790, 975, 1027, 1185, 1250, 1625, 1875, 1950, 1975, 2054, 2370, 3081, 3125, 3250, 3750, 3950, 4875, 5135, 5925, 6162, 6250, 8125, 9375, 9750, 9875, 10270, 11850, 15405, 16250, 18750, 19750, 24375, 25675, 29625, 30810, 40625, 48750, 49375, 51350, 59250, 77025, 81250, 98750, 121875, 128375, 148125, 154050, 243750, 246875, 256750, 296250, 385125, 493750, 641875, 740625, 770250, 1283750, 1481250, 1925625, 3209375, 3851250, 6418750, 9628125, 19256250]

約数ペア:

[(1, 19256250), (2, 9628125), (3, 6418750), (5, 3851250), (6, 3209375), (10, 1925625), (13, 1481250), (15, 1283750), (25, 770250), (26, 740625), (30, 641875), (39, 493750), (50, 385125), (65, 296250), (75, 256750), (78, 246875), (79, 243750), (125, 154050), (130, 148125), (150, 128375), (158, 121875), (195, 98750), (237, 81250), (250, 77025), (325, 59250), (375, 51350), (390, 49375), (395, 48750), (474, 40625), (625, 30810), (650, 29625), (750, 25675), (790, 24375), (975, 19750), (1027, 18750), (1185, 16250), (1250, 15405), (1625, 11850), (1875, 10270), (1950, 9875), (1975, 9750), (2054, 9375), (2370, 8125), (3081, 6250), (3125, 6162), (3250, 5925), (3750, 5135), (3950, 4875)]