81652350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3221}}^1$

素因数の和:3262

約数の個数: 72

約数和(自身を含む): 219340872

約数和(自身を除く): 137688522

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 845, 975, 1014, 1690, 1950, 2535, 3221, 4225, 5070, 6442, 8450, 9663, 12675, 16105, 19326, 25350, 32210, 41873, 48315, 80525, 83746, 96630, 125619, 161050, 209365, 241575, 251238, 418730, 483150, 544349, 628095, 1046825, 1088698, 1256190, 1633047, 2093650, 2721745, 3140475, 3266094, 5443490, 6280950, 8165235, 13608725, 16330470, 27217450, 40826175, 81652350]

約数ペア:

[(1, 81652350), (2, 40826175), (3, 27217450), (5, 16330470), (6, 13608725), (10, 8165235), (13, 6280950), (15, 5443490), (25, 3266094), (26, 3140475), (30, 2721745), (39, 2093650), (50, 1633047), (65, 1256190), (75, 1088698), (78, 1046825), (130, 628095), (150, 544349), (169, 483150), (195, 418730), (325, 251238), (338, 241575), (390, 209365), (507, 161050), (650, 125619), (845, 96630), (975, 83746), (1014, 80525), (1690, 48315), (1950, 41873), (2535, 32210), (3221, 25350), (4225, 19326), (5070, 16105), (6442, 12675), (8450, 9663)]