81128112

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 231730704

約数和(自身を除く): 150602592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 73, 78, 104, 137, 146, 156, 169, 208, 219, 274, 292, 312, 338, 411, 438, 507, 548, 584, 624, 676, 822, 876, 949, 1014, 1096, 1168, 1352, 1644, 1752, 1781, 1898, 2028, 2192, 2704, 2847, 3288, 3504, 3562, 3796, 4056, 5343, 5694, 6576, 7124, 7592, 8112, 10001, 10686, 11388, 12337, 14248, 15184, 20002, 21372, 22776, 23153, 24674, 28496, 30003, 37011, 40004, 42744, 45552, 46306, 49348, 60006, 69459, 74022, 80008, 85488, 92612, 98696, 120012, 130013, 138918, 148044, 160016, 185224, 197392, 240024, 260026, 277836, 296088, 370448, 390039, 480048, 520052, 555672, 592176, 780078, 1040104, 1111344, 1560156, 1690169, 2080208, 3120312, 3380338, 5070507, 6240624, 6760676, 10141014, 13521352, 20282028, 27042704, 40564056, 81128112]

約数ペア:

[(1, 81128112), (2, 40564056), (3, 27042704), (4, 20282028), (6, 13521352), (8, 10141014), (12, 6760676), (13, 6240624), (16, 5070507), (24, 3380338), (26, 3120312), (39, 2080208), (48, 1690169), (52, 1560156), (73, 1111344), (78, 1040104), (104, 780078), (137, 592176), (146, 555672), (156, 520052), (169, 480048), (208, 390039), (219, 370448), (274, 296088), (292, 277836), (312, 260026), (338, 240024), (411, 197392), (438, 185224), (507, 160016), (548, 148044), (584, 138918), (624, 130013), (676, 120012), (822, 98696), (876, 92612), (949, 85488), (1014, 80008), (1096, 74022), (1168, 69459), (1352, 60006), (1644, 49348), (1752, 46306), (1781, 45552), (1898, 42744), (2028, 40004), (2192, 37011), (2704, 30003), (2847, 28496), (3288, 24674), (3504, 23153), (3562, 22776), (3796, 21372), (4056, 20002), (5343, 15184), (5694, 14248), (6576, 12337), (7124, 11388), (7592, 10686), (8112, 10001)]