71420480

素因数分解:

$2^6\times 5^1\times {\mathrm{307}}^1\times {\mathrm{727}}^1$

素因数の和:1051

約数の個数: 56

約数和(自身を含む): 170858688

約数和(自身を除く): 99438208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 307, 320, 614, 727, 1228, 1454, 1535, 2456, 2908, 3070, 3635, 4912, 5816, 6140, 7270, 9824, 11632, 12280, 14540, 19648, 23264, 24560, 29080, 46528, 49120, 58160, 98240, 116320, 223189, 232640, 446378, 892756, 1115945, 1785512, 2231890, 3571024, 4463780, 7142048, 8927560, 14284096, 17855120, 35710240, 71420480]

約数ペア:

[(1, 71420480), (2, 35710240), (4, 17855120), (5, 14284096), (8, 8927560), (10, 7142048), (16, 4463780), (20, 3571024), (32, 2231890), (40, 1785512), (64, 1115945), (80, 892756), (160, 446378), (307, 232640), (320, 223189), (614, 116320), (727, 98240), (1228, 58160), (1454, 49120), (1535, 46528), (2456, 29080), (2908, 24560), (3070, 23264), (3635, 19648), (4912, 14540), (5816, 12280), (6140, 11632), (7270, 9824)]