31222100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 86327808

約数和(自身を除く): 55105708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 47, 50, 52, 65, 70, 73, 91, 94, 100, 130, 140, 146, 175, 182, 188, 235, 260, 292, 325, 329, 350, 364, 365, 455, 470, 511, 611, 650, 658, 700, 730, 910, 940, 949, 1022, 1175, 1222, 1300, 1316, 1460, 1645, 1820, 1825, 1898, 2044, 2275, 2350, 2444, 2555, 3055, 3290, 3431, 3650, 3796, 4277, 4550, 4700, 4745, 5110, 6110, 6580, 6643, 6862, 7300, 8225, 8554, 9100, 9490, 10220, 12220, 12775, 13286, 13724, 15275, 16450, 17108, 17155, 18980, 21385, 23725, 24017, 25550, 26572, 30550, 32900, 33215, 34310, 42770, 44603, 47450, 48034, 51100, 61100, 66430, 68620, 85540, 85775, 89206, 94900, 96068, 106925, 120085, 132860, 166075, 171550, 178412, 213850, 223015, 240170, 312221, 332150, 343100, 427700, 446030, 480340, 600425, 624442, 664300, 892060, 1115075, 1200850, 1248884, 1561105, 2230150, 2401700, 3122210, 4460300, 6244420, 7805525, 15611050, 31222100]

約数ペア:

[(1, 31222100), (2, 15611050), (4, 7805525), (5, 6244420), (7, 4460300), (10, 3122210), (13, 2401700), (14, 2230150), (20, 1561105), (25, 1248884), (26, 1200850), (28, 1115075), (35, 892060), (47, 664300), (50, 624442), (52, 600425), (65, 480340), (70, 446030), (73, 427700), (91, 343100), (94, 332150), (100, 312221), (130, 240170), (140, 223015), (146, 213850), (175, 178412), (182, 171550), (188, 166075), (235, 132860), (260, 120085), (292, 106925), (325, 96068), (329, 94900), (350, 89206), (364, 85775), (365, 85540), (455, 68620), (470, 66430), (511, 61100), (611, 51100), (650, 48034), (658, 47450), (700, 44603), (730, 42770), (910, 34310), (940, 33215), (949, 32900), (1022, 30550), (1175, 26572), (1222, 25550), (1300, 24017), (1316, 23725), (1460, 21385), (1645, 18980), (1820, 17155), (1825, 17108), (1898, 16450), (2044, 15275), (2275, 13724), (2350, 13286), (2444, 12775), (2555, 12220), (3055, 10220), (3290, 9490), (3431, 9100), (3650, 8554), (3796, 8225), (4277, 7300), (4550, 6862), (4700, 6643), (4745, 6580), (5110, 6110)]