38512500

素因数分解:

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

素因数の和:124

約数の個数: 144

約数和(自身を含む): 122492160

約数和(自身を除く): 83979660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 79, 100, 125, 130, 150, 156, 158, 195, 237, 250, 260, 300, 316, 325, 375, 390, 395, 474, 500, 625, 650, 750, 780, 790, 948, 975, 1027, 1185, 1250, 1300, 1500, 1580, 1625, 1875, 1950, 1975, 2054, 2370, 2500, 3081, 3125, 3250, 3750, 3900, 3950, 4108, 4740, 4875, 5135, 5925, 6162, 6250, 6500, 7500, 7900, 8125, 9375, 9750, 9875, 10270, 11850, 12324, 12500, 15405, 16250, 18750, 19500, 19750, 20540, 23700, 24375, 25675, 29625, 30810, 32500, 37500, 39500, 40625, 48750, 49375, 51350, 59250, 61620, 77025, 81250, 97500, 98750, 102700, 118500, 121875, 128375, 148125, 154050, 162500, 197500, 243750, 246875, 256750, 296250, 308100, 385125, 487500, 493750, 513500, 592500, 641875, 740625, 770250, 987500, 1283750, 1481250, 1540500, 1925625, 2567500, 2962500, 3209375, 3851250, 6418750, 7702500, 9628125, 12837500, 19256250, 38512500]

約数ペア:

[(1, 38512500), (2, 19256250), (3, 12837500), (4, 9628125), (5, 7702500), (6, 6418750), (10, 3851250), (12, 3209375), (13, 2962500), (15, 2567500), (20, 1925625), (25, 1540500), (26, 1481250), (30, 1283750), (39, 987500), (50, 770250), (52, 740625), (60, 641875), (65, 592500), (75, 513500), (78, 493750), (79, 487500), (100, 385125), (125, 308100), (130, 296250), (150, 256750), (156, 246875), (158, 243750), (195, 197500), (237, 162500), (250, 154050), (260, 148125), (300, 128375), (316, 121875), (325, 118500), (375, 102700), (390, 98750), (395, 97500), (474, 81250), (500, 77025), (625, 61620), (650, 59250), (750, 51350), (780, 49375), (790, 48750), (948, 40625), (975, 39500), (1027, 37500), (1185, 32500), (1250, 30810), (1300, 29625), (1500, 25675), (1580, 24375), (1625, 23700), (1875, 20540), (1950, 19750), (1975, 19500), (2054, 18750), (2370, 16250), (2500, 15405), (3081, 12500), (3125, 12324), (3250, 11850), (3750, 10270), (3900, 9875), (3950, 9750), (4108, 9375), (4740, 8125), (4875, 7900), (5135, 7500), (5925, 6500), (6162, 6250)]