16624370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 36274176

約数和(自身を除く): 19649806

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 47, 62, 70, 94, 155, 163, 217, 235, 310, 326, 329, 434, 470, 658, 815, 1085, 1141, 1457, 1630, 1645, 2170, 2282, 2914, 3290, 5053, 5705, 7285, 7661, 10106, 10199, 11410, 14570, 15322, 20398, 25265, 35371, 38305, 50530, 50995, 53627, 70742, 76610, 101990, 107254, 176855, 237491, 268135, 353710, 474982, 536270, 1187455, 1662437, 2374910, 3324874, 8312185, 16624370]

約数ペア:

[(1, 16624370), (2, 8312185), (5, 3324874), (7, 2374910), (10, 1662437), (14, 1187455), (31, 536270), (35, 474982), (47, 353710), (62, 268135), (70, 237491), (94, 176855), (155, 107254), (163, 101990), (217, 76610), (235, 70742), (310, 53627), (326, 50995), (329, 50530), (434, 38305), (470, 35371), (658, 25265), (815, 20398), (1085, 15322), (1141, 14570), (1457, 11410), (1630, 10199), (1645, 10106), (2170, 7661), (2282, 7285), (2914, 5705), (3290, 5053)]