204500400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{13109}}^1$

素因数の和:13143

約数の個数: 120

約数和(自身を含む): 705527760

約数和(自身を除く): 501027360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 130, 150, 156, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 520, 600, 624, 650, 780, 975, 1040, 1200, 1300, 1560, 1950, 2600, 3120, 3900, 5200, 7800, 13109, 15600, 26218, 39327, 52436, 65545, 78654, 104872, 131090, 157308, 170417, 196635, 209744, 262180, 314616, 327725, 340834, 393270, 511251, 524360, 629232, 655450, 681668, 786540, 852085, 983175, 1022502, 1048720, 1310900, 1363336, 1573080, 1704170, 1966350, 2045004, 2556255, 2621800, 2726672, 3146160, 3408340, 3932700, 4090008, 4260425, 5112510, 5243600, 6816680, 7865400, 8180016, 8520850, 10225020, 12781275, 13633360, 15730800, 17041700, 20450040, 25562550, 34083400, 40900080, 51125100, 68166800, 102250200, 204500400]

約数ペア:

[(1, 204500400), (2, 102250200), (3, 68166800), (4, 51125100), (5, 40900080), (6, 34083400), (8, 25562550), (10, 20450040), (12, 17041700), (13, 15730800), (15, 13633360), (16, 12781275), (20, 10225020), (24, 8520850), (25, 8180016), (26, 7865400), (30, 6816680), (39, 5243600), (40, 5112510), (48, 4260425), (50, 4090008), (52, 3932700), (60, 3408340), (65, 3146160), (75, 2726672), (78, 2621800), (80, 2556255), (100, 2045004), (104, 1966350), (120, 1704170), (130, 1573080), (150, 1363336), (156, 1310900), (195, 1048720), (200, 1022502), (208, 983175), (240, 852085), (260, 786540), (300, 681668), (312, 655450), (325, 629232), (390, 524360), (400, 511251), (520, 393270), (600, 340834), (624, 327725), (650, 314616), (780, 262180), (975, 209744), (1040, 196635), (1200, 170417), (1300, 157308), (1560, 131090), (1950, 104872), (2600, 78654), (3120, 65545), (3900, 52436), (5200, 39327), (7800, 26218), (13109, 15600)]