71269120

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4283}}^1$

素因数の和:4317

約数の個数: 72

約数和(自身を含む): 183886416

約数和(自身を除く): 112617296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4160, 4283, 8320, 8566, 16640, 17132, 21415, 34264, 42830, 55679, 68528, 85660, 111358, 137056, 171320, 222716, 274112, 278395, 342640, 445432, 548224, 556790, 685280, 890864, 1096448, 1113580, 1370560, 1781728, 2227160, 2741120, 3563456, 4454320, 5482240, 7126912, 8908640, 14253824, 17817280, 35634560, 71269120]

約数ペア:

[(1, 71269120), (2, 35634560), (4, 17817280), (5, 14253824), (8, 8908640), (10, 7126912), (13, 5482240), (16, 4454320), (20, 3563456), (26, 2741120), (32, 2227160), (40, 1781728), (52, 1370560), (64, 1113580), (65, 1096448), (80, 890864), (104, 685280), (128, 556790), (130, 548224), (160, 445432), (208, 342640), (256, 278395), (260, 274112), (320, 222716), (416, 171320), (520, 137056), (640, 111358), (832, 85660), (1040, 68528), (1280, 55679), (1664, 42830), (2080, 34264), (3328, 21415), (4160, 17132), (4283, 16640), (8320, 8566)]