205689900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4057}}^1$

素因数の和:4100

約数の個数: 108

約数和(自身を含む): 644588952

約数和(自身を除く): 438899052

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, 130, 150, 156, 169, 195, 260, 300, 325, 338, 390, 507, 650, 676, 780, 845, 975, 1014, 1300, 1690, 1950, 2028, 2535, 3380, 3900, 4057, 4225, 5070, 8114, 8450, 10140, 12171, 12675, 16228, 16900, 20285, 24342, 25350, 40570, 48684, 50700, 52741, 60855, 81140, 101425, 105482, 121710, 158223, 202850, 210964, 243420, 263705, 304275, 316446, 405700, 527410, 608550, 632892, 685633, 791115, 1054820, 1217100, 1318525, 1371266, 1582230, 2056899, 2637050, 2742532, 3164460, 3428165, 3955575, 4113798, 5274100, 6856330, 7911150, 8227596, 10284495, 13712660, 15822300, 17140825, 20568990, 34281650, 41137980, 51422475, 68563300, 102844950, 205689900]

約数ペア:

[(1, 205689900), (2, 102844950), (3, 68563300), (4, 51422475), (5, 41137980), (6, 34281650), (10, 20568990), (12, 17140825), (13, 15822300), (15, 13712660), (20, 10284495), (25, 8227596), (26, 7911150), (30, 6856330), (39, 5274100), (50, 4113798), (52, 3955575), (60, 3428165), (65, 3164460), (75, 2742532), (78, 2637050), (100, 2056899), (130, 1582230), (150, 1371266), (156, 1318525), (169, 1217100), (195, 1054820), (260, 791115), (300, 685633), (325, 632892), (338, 608550), (390, 527410), (507, 405700), (650, 316446), (676, 304275), (780, 263705), (845, 243420), (975, 210964), (1014, 202850), (1300, 158223), (1690, 121710), (1950, 105482), (2028, 101425), (2535, 81140), (3380, 60855), (3900, 52741), (4057, 50700), (4225, 48684), (5070, 40570), (8114, 25350), (8450, 24342), (10140, 20285), (12171, 16900), (12675, 16228)]