72857750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 128

約数和(自身を含む): 172523520

約数和(自身を除く): 99665770

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 31, 34, 35, 50, 62, 70, 79, 85, 119, 125, 155, 158, 170, 175, 217, 238, 250, 310, 350, 395, 425, 434, 527, 553, 595, 775, 790, 850, 875, 1054, 1085, 1106, 1190, 1343, 1550, 1750, 1975, 2125, 2170, 2449, 2635, 2686, 2765, 2975, 3689, 3875, 3950, 4250, 4898, 5270, 5425, 5530, 5950, 6715, 7378, 7750, 9401, 9875, 10850, 12245, 13175, 13430, 13825, 14875, 17143, 18445, 18802, 19750, 24490, 26350, 27125, 27650, 29750, 33575, 34286, 36890, 41633, 47005, 54250, 61225, 65875, 67150, 69125, 83266, 85715, 92225, 94010, 122450, 131750, 138250, 167875, 171430, 184450, 208165, 235025, 291431, 306125, 335750, 416330, 428575, 461125, 470050, 582862, 612250, 857150, 922250, 1040825, 1175125, 1457155, 2081650, 2142875, 2350250, 2914310, 4285750, 5204125, 7285775, 10408250, 14571550, 36428875, 72857750]

約数ペア:

[(1, 72857750), (2, 36428875), (5, 14571550), (7, 10408250), (10, 7285775), (14, 5204125), (17, 4285750), (25, 2914310), (31, 2350250), (34, 2142875), (35, 2081650), (50, 1457155), (62, 1175125), (70, 1040825), (79, 922250), (85, 857150), (119, 612250), (125, 582862), (155, 470050), (158, 461125), (170, 428575), (175, 416330), (217, 335750), (238, 306125), (250, 291431), (310, 235025), (350, 208165), (395, 184450), (425, 171430), (434, 167875), (527, 138250), (553, 131750), (595, 122450), (775, 94010), (790, 92225), (850, 85715), (875, 83266), (1054, 69125), (1085, 67150), (1106, 65875), (1190, 61225), (1343, 54250), (1550, 47005), (1750, 41633), (1975, 36890), (2125, 34286), (2170, 33575), (2449, 29750), (2635, 27650), (2686, 27125), (2765, 26350), (2975, 24490), (3689, 19750), (3875, 18802), (3950, 18445), (4250, 17143), (4898, 14875), (5270, 13825), (5425, 13430), (5530, 13175), (5950, 12245), (6715, 10850), (7378, 9875), (7750, 9401)]