2499403790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{7669}}^1$

素因数の和:7821

約数の個数: 64

約数和(自身を含む): 5102697600

約数和(自身を除く): 2603293810

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 109, 115, 130, 218, 230, 299, 545, 598, 1090, 1417, 1495, 2507, 2834, 2990, 5014, 7085, 7669, 12535, 14170, 15338, 25070, 32591, 38345, 65182, 76690, 99697, 162955, 176387, 199394, 325910, 352774, 498485, 835921, 881935, 996970, 1671842, 1763870, 2293031, 4179605, 4586062, 8359210, 10866973, 11465155, 19226183, 21733946, 22930310, 38452366, 54334865, 96130915, 108669730, 192261830, 249940379, 499880758, 1249701895, 2499403790]

約数ペア:

[(1, 2499403790), (2, 1249701895), (5, 499880758), (10, 249940379), (13, 192261830), (23, 108669730), (26, 96130915), (46, 54334865), (65, 38452366), (109, 22930310), (115, 21733946), (130, 19226183), (218, 11465155), (230, 10866973), (299, 8359210), (545, 4586062), (598, 4179605), (1090, 2293031), (1417, 1763870), (1495, 1671842), (2507, 996970), (2834, 881935), (2990, 835921), (5014, 498485), (7085, 352774), (7669, 325910), (12535, 199394), (14170, 176387), (15338, 162955), (25070, 99697), (32591, 76690), (38345, 65182)]