313615925

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{11131}}^1$

素因数の和:11178

約数の個数: 36

約数和(自身を含む): 472085856

約数和(自身を除く): 158469931

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 575, 805, 1127, 1225, 4025, 5635, 11131, 28175, 55655, 77917, 256013, 278275, 389585, 545419, 1280065, 1792091, 1947925, 2727095, 6400325, 8960455, 12544637, 13635475, 44802275, 62723185, 313615925]

約数ペア:

[(1, 313615925), (5, 62723185), (7, 44802275), (23, 13635475), (25, 12544637), (35, 8960455), (49, 6400325), (115, 2727095), (161, 1947925), (175, 1792091), (245, 1280065), (575, 545419), (805, 389585), (1127, 278275), (1225, 256013), (4025, 77917), (5635, 55655), (11131, 28175)]