19753500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1013}}^1$

素因数の和:1048

約数の個数: 96

約数和(自身を含む): 62008128

約数和(自身を除く): 42254628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 975, 1013, 1300, 1500, 1625, 1950, 2026, 3039, 3250, 3900, 4052, 4875, 5065, 6078, 6500, 9750, 10130, 12156, 13169, 15195, 19500, 20260, 25325, 26338, 30390, 39507, 50650, 52676, 60780, 65845, 75975, 79014, 101300, 126625, 131690, 151950, 158028, 197535, 253250, 263380, 303900, 329225, 379875, 395070, 506500, 658450, 759750, 790140, 987675, 1316900, 1519500, 1646125, 1975350, 3292250, 3950700, 4938375, 6584500, 9876750, 19753500]

約数ペア:

[(1, 19753500), (2, 9876750), (3, 6584500), (4, 4938375), (5, 3950700), (6, 3292250), (10, 1975350), (12, 1646125), (13, 1519500), (15, 1316900), (20, 987675), (25, 790140), (26, 759750), (30, 658450), (39, 506500), (50, 395070), (52, 379875), (60, 329225), (65, 303900), (75, 263380), (78, 253250), (100, 197535), (125, 158028), (130, 151950), (150, 131690), (156, 126625), (195, 101300), (250, 79014), (260, 75975), (300, 65845), (325, 60780), (375, 52676), (390, 50650), (500, 39507), (650, 30390), (750, 26338), (780, 25325), (975, 20260), (1013, 19500), (1300, 15195), (1500, 13169), (1625, 12156), (1950, 10130), (2026, 9750), (3039, 6500), (3250, 6078), (3900, 5065), (4052, 4875)]