164471840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:874

約数の個数: 96

約数和(自身を含む): 422936640

約数和(自身を除く): 258464800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 107, 130, 160, 208, 214, 260, 416, 428, 520, 535, 739, 856, 1040, 1070, 1391, 1478, 1712, 2080, 2140, 2782, 2956, 3424, 3695, 4280, 5564, 5912, 6955, 7390, 8560, 9607, 11128, 11824, 13910, 14780, 17120, 19214, 22256, 23648, 27820, 29560, 38428, 44512, 48035, 55640, 59120, 76856, 79073, 96070, 111280, 118240, 153712, 158146, 192140, 222560, 307424, 316292, 384280, 395365, 632584, 768560, 790730, 1027949, 1265168, 1537120, 1581460, 2055898, 2530336, 3162920, 4111796, 5139745, 6325840, 8223592, 10279490, 12651680, 16447184, 20558980, 32894368, 41117960, 82235920, 164471840]

約数ペア:

[(1, 164471840), (2, 82235920), (4, 41117960), (5, 32894368), (8, 20558980), (10, 16447184), (13, 12651680), (16, 10279490), (20, 8223592), (26, 6325840), (32, 5139745), (40, 4111796), (52, 3162920), (65, 2530336), (80, 2055898), (104, 1581460), (107, 1537120), (130, 1265168), (160, 1027949), (208, 790730), (214, 768560), (260, 632584), (416, 395365), (428, 384280), (520, 316292), (535, 307424), (739, 222560), (856, 192140), (1040, 158146), (1070, 153712), (1391, 118240), (1478, 111280), (1712, 96070), (2080, 79073), (2140, 76856), (2782, 59120), (2956, 55640), (3424, 48035), (3695, 44512), (4280, 38428), (5564, 29560), (5912, 27820), (6955, 23648), (7390, 22256), (8560, 19214), (9607, 17120), (11128, 14780), (11824, 13910)]