64876665760

素因数分解:

$2^5\times 5^1\times {\mathrm{727}}^1\times {\mathrm{557743}}^1$

素因数の和:558485

約数の個数: 48

約数和(自身を含む): 153482224896

約数和(自身を除く): 88605559136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 727, 1454, 2908, 3635, 5816, 7270, 11632, 14540, 23264, 29080, 58160, 116320, 557743, 1115486, 2230972, 2788715, 4461944, 5577430, 8923888, 11154860, 17847776, 22309720, 44619440, 89238880, 405479161, 810958322, 1621916644, 2027395805, 3243833288, 4054791610, 6487666576, 8109583220, 12975333152, 16219166440, 32438332880, 64876665760]

約数ペア:

[(1, 64876665760), (2, 32438332880), (4, 16219166440), (5, 12975333152), (8, 8109583220), (10, 6487666576), (16, 4054791610), (20, 3243833288), (32, 2027395805), (40, 1621916644), (80, 810958322), (160, 405479161), (727, 89238880), (1454, 44619440), (2908, 22309720), (3635, 17847776), (5816, 11154860), (7270, 8923888), (11632, 5577430), (14540, 4461944), (23264, 2788715), (29080, 2230972), (58160, 1115486), (116320, 557743)]