199322825

素因数分解:

$5^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 283315200

約数和(自身を除く): 83992375

約数列:

[1, 5, 13, 19, 25, 65, 95, 169, 191, 247, 325, 475, 845, 955, 1235, 2197, 2483, 3211, 3629, 4225, 4775, 6175, 10985, 12415, 16055, 18145, 32279, 41743, 47177, 54925, 62075, 80275, 90725, 161395, 208715, 235885, 419627, 613301, 806975, 1043575, 1179425, 2098135, 3066505, 7972913, 10490675, 15332525, 39864565, 199322825]

約数ペア:

[(1, 199322825), (5, 39864565), (13, 15332525), (19, 10490675), (25, 7972913), (65, 3066505), (95, 2098135), (169, 1179425), (191, 1043575), (247, 806975), (325, 613301), (475, 419627), (845, 235885), (955, 208715), (1235, 161395), (2197, 90725), (2483, 80275), (3211, 62075), (3629, 54925), (4225, 47177), (4775, 41743), (6175, 32279), (10985, 18145), (12415, 16055)]