809388112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 1725389568

約数和(自身を除く): 916001456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 173, 208, 271, 332, 346, 542, 664, 692, 1079, 1084, 1328, 1384, 2158, 2168, 2249, 2768, 3523, 4316, 4336, 4498, 7046, 8632, 8996, 14092, 14359, 17264, 17992, 22493, 28184, 28718, 35984, 44986, 46883, 56368, 57436, 89972, 93766, 114872, 179944, 186667, 187532, 229744, 292409, 359888, 373334, 375064, 584818, 609479, 746668, 750128, 1169636, 1218958, 1493336, 2339272, 2437916, 2986672, 3891289, 4678544, 4875832, 7782578, 9751664, 15565156, 31130312, 50586757, 62260624, 101173514, 202347028, 404694056, 809388112]

約数ペア:

[(1, 809388112), (2, 404694056), (4, 202347028), (8, 101173514), (13, 62260624), (16, 50586757), (26, 31130312), (52, 15565156), (83, 9751664), (104, 7782578), (166, 4875832), (173, 4678544), (208, 3891289), (271, 2986672), (332, 2437916), (346, 2339272), (542, 1493336), (664, 1218958), (692, 1169636), (1079, 750128), (1084, 746668), (1328, 609479), (1384, 584818), (2158, 375064), (2168, 373334), (2249, 359888), (2768, 292409), (3523, 229744), (4316, 187532), (4336, 186667), (4498, 179944), (7046, 114872), (8632, 93766), (8996, 89972), (14092, 57436), (14359, 56368), (17264, 46883), (17992, 44986), (22493, 35984), (28184, 28718)]