8130431816

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{316507}}^1$

素因数の和:316558

約数の個数: 48

約数和(自身を含む): 17376289200

約数和(自身を除く): 9245857384

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 3211, 6422, 12844, 25688, 316507, 633014, 1266028, 2532056, 4114591, 6013633, 8229182, 12027266, 16458364, 24054532, 32916728, 48109064, 53489683, 78177229, 106979366, 156354458, 213958732, 312708916, 427917464, 625417832, 1016303977, 2032607954, 4065215908, 8130431816]

約数ペア:

[(1, 8130431816), (2, 4065215908), (4, 2032607954), (8, 1016303977), (13, 625417832), (19, 427917464), (26, 312708916), (38, 213958732), (52, 156354458), (76, 106979366), (104, 78177229), (152, 53489683), (169, 48109064), (247, 32916728), (338, 24054532), (494, 16458364), (676, 12027266), (988, 8229182), (1352, 6013633), (1976, 4114591), (3211, 2532056), (6422, 1266028), (12844, 633014), (25688, 316507)]