64701650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 96

約数和(自身を含む): 141657600

約数和(自身を除く): 76955950

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 31, 38, 50, 62, 65, 95, 130, 155, 169, 190, 247, 310, 325, 338, 403, 475, 494, 589, 650, 775, 806, 845, 950, 1178, 1235, 1550, 1690, 2015, 2197, 2470, 2945, 3211, 4030, 4225, 4394, 5239, 5890, 6175, 6422, 7657, 8450, 10075, 10478, 10985, 12350, 14725, 15314, 16055, 20150, 21970, 26195, 29450, 32110, 38285, 41743, 52390, 54925, 68107, 76570, 80275, 83486, 99541, 109850, 130975, 136214, 160550, 191425, 199082, 208715, 261950, 340535, 382850, 417430, 497705, 681070, 995410, 1043575, 1294033, 1702675, 2087150, 2488525, 2588066, 3405350, 4977050, 6470165, 12940330, 32350825, 64701650]

約数ペア:

[(1, 64701650), (2, 32350825), (5, 12940330), (10, 6470165), (13, 4977050), (19, 3405350), (25, 2588066), (26, 2488525), (31, 2087150), (38, 1702675), (50, 1294033), (62, 1043575), (65, 995410), (95, 681070), (130, 497705), (155, 417430), (169, 382850), (190, 340535), (247, 261950), (310, 208715), (325, 199082), (338, 191425), (403, 160550), (475, 136214), (494, 130975), (589, 109850), (650, 99541), (775, 83486), (806, 80275), (845, 76570), (950, 68107), (1178, 54925), (1235, 52390), (1550, 41743), (1690, 38285), (2015, 32110), (2197, 29450), (2470, 26195), (2945, 21970), (3211, 20150), (4030, 16055), (4225, 15314), (4394, 14725), (5239, 12350), (5890, 10985), (6175, 10478), (6422, 10075), (7657, 8450)]