1301688760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{17209}}^1$

素因数の和:17312

約数の個数: 64

約数和(自身を含む): 3073017600

約数和(自身を除く): 1771328840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1891, 2440, 3782, 7564, 9455, 15128, 17209, 18910, 34418, 37820, 68836, 75640, 86045, 137672, 172090, 344180, 533479, 688360, 1049749, 1066958, 2099498, 2133916, 2667395, 4198996, 4267832, 5248745, 5334790, 8397992, 10497490, 10669580, 20994980, 21339160, 32542219, 41989960, 65084438, 130168876, 162711095, 260337752, 325422190, 650844380, 1301688760]

約数ペア:

[(1, 1301688760), (2, 650844380), (4, 325422190), (5, 260337752), (8, 162711095), (10, 130168876), (20, 65084438), (31, 41989960), (40, 32542219), (61, 21339160), (62, 20994980), (122, 10669580), (124, 10497490), (155, 8397992), (244, 5334790), (248, 5248745), (305, 4267832), (310, 4198996), (488, 2667395), (610, 2133916), (620, 2099498), (1220, 1066958), (1240, 1049749), (1891, 688360), (2440, 533479), (3782, 344180), (7564, 172090), (9455, 137672), (15128, 86045), (17209, 75640), (18910, 68836), (34418, 37820)]