161873996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 305827200

約数和(自身を除く): 143953204

約数列:

[1, 2, 4, 19, 38, 73, 76, 146, 163, 179, 292, 326, 358, 652, 716, 1387, 2774, 3097, 3401, 5548, 6194, 6802, 11899, 12388, 13067, 13604, 23798, 26134, 29177, 47596, 52268, 58354, 116708, 226081, 248273, 452162, 496546, 554363, 904324, 993092, 1108726, 2129921, 2217452, 4259842, 8519684, 40468499, 80936998, 161873996]

約数ペア:

[(1, 161873996), (2, 80936998), (4, 40468499), (19, 8519684), (38, 4259842), (73, 2217452), (76, 2129921), (146, 1108726), (163, 993092), (179, 904324), (292, 554363), (326, 496546), (358, 452162), (652, 248273), (716, 226081), (1387, 116708), (2774, 58354), (3097, 52268), (3401, 47596), (5548, 29177), (6194, 26134), (6802, 23798), (11899, 13604), (12388, 13067)]