90763000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 128

約数和(自身を含む): 237556800

約数和(自身を除く): 146793800

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 85, 95, 100, 125, 136, 152, 170, 190, 200, 250, 281, 323, 340, 380, 425, 475, 500, 562, 646, 680, 760, 850, 950, 1000, 1124, 1292, 1405, 1615, 1700, 1900, 2125, 2248, 2375, 2584, 2810, 3230, 3400, 3800, 4250, 4750, 4777, 5339, 5620, 6460, 7025, 8075, 8500, 9500, 9554, 10678, 11240, 12920, 14050, 16150, 17000, 19000, 19108, 21356, 23885, 26695, 28100, 32300, 35125, 38216, 40375, 42712, 47770, 53390, 56200, 64600, 70250, 80750, 90763, 95540, 106780, 119425, 133475, 140500, 161500, 181526, 191080, 213560, 238850, 266950, 281000, 323000, 363052, 453815, 477700, 533900, 597125, 667375, 726104, 907630, 955400, 1067800, 1194250, 1334750, 1815260, 2269075, 2388500, 2669500, 3630520, 4538150, 4777000, 5339000, 9076300, 11345375, 18152600, 22690750, 45381500, 90763000]

約数ペア:

[(1, 90763000), (2, 45381500), (4, 22690750), (5, 18152600), (8, 11345375), (10, 9076300), (17, 5339000), (19, 4777000), (20, 4538150), (25, 3630520), (34, 2669500), (38, 2388500), (40, 2269075), (50, 1815260), (68, 1334750), (76, 1194250), (85, 1067800), (95, 955400), (100, 907630), (125, 726104), (136, 667375), (152, 597125), (170, 533900), (190, 477700), (200, 453815), (250, 363052), (281, 323000), (323, 281000), (340, 266950), (380, 238850), (425, 213560), (475, 191080), (500, 181526), (562, 161500), (646, 140500), (680, 133475), (760, 119425), (850, 106780), (950, 95540), (1000, 90763), (1124, 80750), (1292, 70250), (1405, 64600), (1615, 56200), (1700, 53390), (1900, 47770), (2125, 42712), (2248, 40375), (2375, 38216), (2584, 35125), (2810, 32300), (3230, 28100), (3400, 26695), (3800, 23885), (4250, 21356), (4750, 19108), (4777, 19000), (5339, 17000), (5620, 16150), (6460, 14050), (7025, 12920), (8075, 11240), (8500, 10678), (9500, 9554)]