78795800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 192844800

約数和(自身を除く): 114049000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 71, 100, 124, 142, 155, 179, 200, 248, 284, 310, 355, 358, 568, 620, 710, 716, 775, 895, 1240, 1420, 1432, 1550, 1775, 1790, 2201, 2840, 3100, 3550, 3580, 4402, 4475, 5549, 6200, 7100, 7160, 8804, 8950, 11005, 11098, 12709, 14200, 17608, 17900, 22010, 22196, 25418, 27745, 35800, 44020, 44392, 50836, 55025, 55490, 63545, 88040, 101672, 110050, 110980, 127090, 138725, 220100, 221960, 254180, 277450, 317725, 393979, 440200, 508360, 554900, 635450, 787958, 1109800, 1270900, 1575916, 1969895, 2541800, 3151832, 3939790, 7879580, 9849475, 15759160, 19698950, 39397900, 78795800]

約数ペア:

[(1, 78795800), (2, 39397900), (4, 19698950), (5, 15759160), (8, 9849475), (10, 7879580), (20, 3939790), (25, 3151832), (31, 2541800), (40, 1969895), (50, 1575916), (62, 1270900), (71, 1109800), (100, 787958), (124, 635450), (142, 554900), (155, 508360), (179, 440200), (200, 393979), (248, 317725), (284, 277450), (310, 254180), (355, 221960), (358, 220100), (568, 138725), (620, 127090), (710, 110980), (716, 110050), (775, 101672), (895, 88040), (1240, 63545), (1420, 55490), (1432, 55025), (1550, 50836), (1775, 44392), (1790, 44020), (2201, 35800), (2840, 27745), (3100, 25418), (3550, 22196), (3580, 22010), (4402, 17900), (4475, 17608), (5549, 14200), (6200, 12709), (7100, 11098), (7160, 11005), (8804, 8950)]