20582250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2111}}^1$

素因数の和:2144

約数の個数: 64

約数和(自身を含む): 55351296

約数和(自身を除く): 34769046

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 2111, 3250, 4222, 4875, 6333, 9750, 10555, 12666, 21110, 27443, 31665, 52775, 54886, 63330, 82329, 105550, 137215, 158325, 164658, 263875, 274430, 316650, 411645, 527750, 686075, 791625, 823290, 1372150, 1583250, 2058225, 3430375, 4116450, 6860750, 10291125, 20582250]

約数ペア:

[(1, 20582250), (2, 10291125), (3, 6860750), (5, 4116450), (6, 3430375), (10, 2058225), (13, 1583250), (15, 1372150), (25, 823290), (26, 791625), (30, 686075), (39, 527750), (50, 411645), (65, 316650), (75, 274430), (78, 263875), (125, 164658), (130, 158325), (150, 137215), (195, 105550), (250, 82329), (325, 63330), (375, 54886), (390, 52775), (650, 31665), (750, 27443), (975, 21110), (1625, 12666), (1950, 10555), (2111, 9750), (3250, 6333), (4222, 4875)]