402495248

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{983}}^1$

素因数の和:1311

約数の個数: 40

約数和(自身を含む): 790419648

約数和(自身を除く): 387924400

約数列:

[1, 2, 4, 8, 16, 157, 163, 314, 326, 628, 652, 983, 1256, 1304, 1966, 2512, 2608, 3932, 7864, 15728, 25591, 51182, 102364, 154331, 160229, 204728, 308662, 320458, 409456, 617324, 640916, 1234648, 1281832, 2469296, 2563664, 25155953, 50311906, 100623812, 201247624, 402495248]

約数ペア:

[(1, 402495248), (2, 201247624), (4, 100623812), (8, 50311906), (16, 25155953), (157, 2563664), (163, 2469296), (314, 1281832), (326, 1234648), (628, 640916), (652, 617324), (983, 409456), (1256, 320458), (1304, 308662), (1966, 204728), (2512, 160229), (2608, 154331), (3932, 102364), (7864, 51182), (15728, 25591)]