98578004

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 214119360

約数和(自身を除く): 115541356

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 103, 133, 196, 206, 257, 266, 412, 514, 532, 721, 931, 1028, 1442, 1799, 1862, 1957, 2884, 3598, 3724, 3914, 4883, 5047, 7196, 7828, 9766, 10094, 12593, 13699, 19532, 20188, 25186, 26471, 27398, 34181, 50372, 52942, 54796, 68362, 95893, 105884, 136724, 185297, 191786, 239267, 370594, 383572, 478534, 502949, 741188, 957068, 1005898, 1297079, 2011796, 2594158, 3520643, 5188316, 7041286, 14082572, 24644501, 49289002, 98578004]

約数ペア:

[(1, 98578004), (2, 49289002), (4, 24644501), (7, 14082572), (14, 7041286), (19, 5188316), (28, 3520643), (38, 2594158), (49, 2011796), (76, 1297079), (98, 1005898), (103, 957068), (133, 741188), (196, 502949), (206, 478534), (257, 383572), (266, 370594), (412, 239267), (514, 191786), (532, 185297), (721, 136724), (931, 105884), (1028, 95893), (1442, 68362), (1799, 54796), (1862, 52942), (1957, 50372), (2884, 34181), (3598, 27398), (3724, 26471), (3914, 25186), (4883, 20188), (5047, 19532), (7196, 13699), (7828, 12593), (9766, 10094)]