31702970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{461}}^1$

素因数の和:527

約数の個数: 48

約数和(自身を含む): 64382472

約数和(自身を除く): 32679502

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 461, 529, 598, 922, 1058, 1495, 2305, 2645, 2990, 4610, 5290, 5993, 6877, 10603, 11986, 13754, 21206, 29965, 34385, 53015, 59930, 68770, 106030, 137839, 243869, 275678, 487738, 689195, 1219345, 1378390, 2438690, 3170297, 6340594, 15851485, 31702970]

約数ペア:

[(1, 31702970), (2, 15851485), (5, 6340594), (10, 3170297), (13, 2438690), (23, 1378390), (26, 1219345), (46, 689195), (65, 487738), (115, 275678), (130, 243869), (230, 137839), (299, 106030), (461, 68770), (529, 59930), (598, 53015), (922, 34385), (1058, 29965), (1495, 21206), (2305, 13754), (2645, 11986), (2990, 10603), (4610, 6877), (5290, 5993)]