64900480

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4409}}^1$

素因数の和:4451

約数の個数: 64

約数和(自身を含む): 161935200

約数和(自身を除く): 97034720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 4409, 7360, 8818, 14720, 17636, 22045, 35272, 44090, 70544, 88180, 101407, 141088, 176360, 202814, 282176, 352720, 405628, 507035, 564352, 705440, 811256, 1014070, 1410880, 1622512, 2028140, 2821760, 3245024, 4056280, 6490048, 8112560, 12980096, 16225120, 32450240, 64900480]

約数ペア:

[(1, 64900480), (2, 32450240), (4, 16225120), (5, 12980096), (8, 8112560), (10, 6490048), (16, 4056280), (20, 3245024), (23, 2821760), (32, 2028140), (40, 1622512), (46, 1410880), (64, 1014070), (80, 811256), (92, 705440), (115, 564352), (128, 507035), (160, 405628), (184, 352720), (230, 282176), (320, 202814), (368, 176360), (460, 141088), (640, 101407), (736, 88180), (920, 70544), (1472, 44090), (1840, 35272), (2944, 22045), (3680, 17636), (4409, 14720), (7360, 8818)]