65814400

素因数分解:

$2^7\times 5^2\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 164866680

約数和(自身を除く): 99052280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 131, 157, 160, 200, 262, 314, 320, 400, 524, 628, 640, 655, 785, 800, 1048, 1256, 1310, 1570, 1600, 2096, 2512, 2620, 3140, 3200, 3275, 3925, 4192, 5024, 5240, 6280, 6550, 7850, 8384, 10048, 10480, 12560, 13100, 15700, 16768, 20096, 20567, 20960, 25120, 26200, 31400, 41134, 41920, 50240, 52400, 62800, 82268, 83840, 100480, 102835, 104800, 125600, 164536, 205670, 209600, 251200, 329072, 411340, 419200, 502400, 514175, 658144, 822680, 1028350, 1316288, 1645360, 2056700, 2632576, 3290720, 4113400, 6581440, 8226800, 13162880, 16453600, 32907200, 65814400]

約数ペア:

[(1, 65814400), (2, 32907200), (4, 16453600), (5, 13162880), (8, 8226800), (10, 6581440), (16, 4113400), (20, 3290720), (25, 2632576), (32, 2056700), (40, 1645360), (50, 1316288), (64, 1028350), (80, 822680), (100, 658144), (128, 514175), (131, 502400), (157, 419200), (160, 411340), (200, 329072), (262, 251200), (314, 209600), (320, 205670), (400, 164536), (524, 125600), (628, 104800), (640, 102835), (655, 100480), (785, 83840), (800, 82268), (1048, 62800), (1256, 52400), (1310, 50240), (1570, 41920), (1600, 41134), (2096, 31400), (2512, 26200), (2620, 25120), (3140, 20960), (3200, 20567), (3275, 20096), (3925, 16768), (4192, 15700), (5024, 13100), (5240, 12560), (6280, 10480), (6550, 10048), (7850, 8384)]