2018992300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{619}}^1$

素因数の和:852

約数の個数: 108

約数和(自身を含む): 4776439080

約数和(自身を除く): 2757446780

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 193, 260, 325, 338, 386, 619, 650, 676, 772, 845, 965, 1238, 1300, 1690, 1930, 2476, 2509, 3095, 3380, 3860, 4225, 4825, 5018, 6190, 8047, 8450, 9650, 10036, 12380, 12545, 15475, 16094, 16900, 19300, 25090, 30950, 32188, 32617, 40235, 50180, 61900, 62725, 65234, 80470, 104611, 119467, 125450, 130468, 160940, 163085, 201175, 209222, 238934, 250900, 326170, 402350, 418444, 477868, 523055, 597335, 652340, 804700, 815425, 1046110, 1194670, 1553071, 1630850, 2092220, 2389340, 2615275, 2986675, 3106142, 3261700, 5230550, 5973350, 6212284, 7765355, 10461100, 11946700, 15530710, 20189923, 31061420, 38826775, 40379846, 77653550, 80759692, 100949615, 155307100, 201899230, 403798460, 504748075, 1009496150, 2018992300]

約数ペア:

[(1, 2018992300), (2, 1009496150), (4, 504748075), (5, 403798460), (10, 201899230), (13, 155307100), (20, 100949615), (25, 80759692), (26, 77653550), (50, 40379846), (52, 38826775), (65, 31061420), (100, 20189923), (130, 15530710), (169, 11946700), (193, 10461100), (260, 7765355), (325, 6212284), (338, 5973350), (386, 5230550), (619, 3261700), (650, 3106142), (676, 2986675), (772, 2615275), (845, 2389340), (965, 2092220), (1238, 1630850), (1300, 1553071), (1690, 1194670), (1930, 1046110), (2476, 815425), (2509, 804700), (3095, 652340), (3380, 597335), (3860, 523055), (4225, 477868), (4825, 418444), (5018, 402350), (6190, 326170), (8047, 250900), (8450, 238934), (9650, 209222), (10036, 201175), (12380, 163085), (12545, 160940), (15475, 130468), (16094, 125450), (16900, 119467), (19300, 104611), (25090, 80470), (30950, 65234), (32188, 62725), (32617, 61900), (40235, 50180)]