85355504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 191237760

約数和(自身を除く): 105882256

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 101, 104, 136, 202, 208, 221, 239, 272, 404, 442, 478, 808, 884, 956, 1313, 1616, 1717, 1768, 1912, 2626, 3107, 3434, 3536, 3824, 4063, 5252, 6214, 6868, 8126, 10504, 12428, 13736, 16252, 21008, 22321, 24139, 24856, 27472, 32504, 44642, 48278, 49712, 52819, 65008, 89284, 96556, 105638, 178568, 193112, 211276, 313807, 357136, 386224, 410363, 422552, 627614, 820726, 845104, 1255228, 1641452, 2510456, 3282904, 5020912, 5334719, 6565808, 10669438, 21338876, 42677752, 85355504]

約数ペア:

[(1, 85355504), (2, 42677752), (4, 21338876), (8, 10669438), (13, 6565808), (16, 5334719), (17, 5020912), (26, 3282904), (34, 2510456), (52, 1641452), (68, 1255228), (101, 845104), (104, 820726), (136, 627614), (202, 422552), (208, 410363), (221, 386224), (239, 357136), (272, 313807), (404, 211276), (442, 193112), (478, 178568), (808, 105638), (884, 96556), (956, 89284), (1313, 65008), (1616, 52819), (1717, 49712), (1768, 48278), (1912, 44642), (2626, 32504), (3107, 27472), (3434, 24856), (3536, 24139), (3824, 22321), (4063, 21008), (5252, 16252), (6214, 13736), (6868, 12428), (8126, 10504)]