57761240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:692

約数の個数: 64

約数和(自身を含む): 138684960

約数和(自身を除く): 80923720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 491, 680, 692, 865, 982, 1384, 1730, 1964, 2455, 2941, 3460, 3928, 4910, 5882, 6920, 8347, 9820, 11764, 14705, 16694, 19640, 23528, 29410, 33388, 41735, 58820, 66776, 83470, 84943, 117640, 166940, 169886, 333880, 339772, 424715, 679544, 849430, 1444031, 1698860, 2888062, 3397720, 5776124, 7220155, 11552248, 14440310, 28880620, 57761240]

約数ペア:

[(1, 57761240), (2, 28880620), (4, 14440310), (5, 11552248), (8, 7220155), (10, 5776124), (17, 3397720), (20, 2888062), (34, 1698860), (40, 1444031), (68, 849430), (85, 679544), (136, 424715), (170, 339772), (173, 333880), (340, 169886), (346, 166940), (491, 117640), (680, 84943), (692, 83470), (865, 66776), (982, 58820), (1384, 41735), (1730, 33388), (1964, 29410), (2455, 23528), (2941, 19640), (3460, 16694), (3928, 14705), (4910, 11764), (5882, 9820), (6920, 8347)]