77388220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 202478976

約数和(自身を除く): 125090756

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 101, 130, 140, 182, 202, 260, 364, 404, 421, 455, 505, 707, 842, 910, 1010, 1313, 1414, 1684, 1820, 2020, 2105, 2626, 2828, 2947, 3535, 4210, 5252, 5473, 5894, 6565, 7070, 8420, 9191, 10946, 11788, 13130, 14140, 14735, 18382, 21892, 26260, 27365, 29470, 36764, 38311, 42521, 45955, 54730, 58940, 76622, 85042, 91910, 109460, 153244, 170084, 183820, 191555, 212605, 297647, 383110, 425210, 552773, 595294, 766220, 850420, 1105546, 1190588, 1488235, 2211092, 2763865, 2976470, 3869411, 5527730, 5952940, 7738822, 11055460, 15477644, 19347055, 38694110, 77388220]

約数ペア:

[(1, 77388220), (2, 38694110), (4, 19347055), (5, 15477644), (7, 11055460), (10, 7738822), (13, 5952940), (14, 5527730), (20, 3869411), (26, 2976470), (28, 2763865), (35, 2211092), (52, 1488235), (65, 1190588), (70, 1105546), (91, 850420), (101, 766220), (130, 595294), (140, 552773), (182, 425210), (202, 383110), (260, 297647), (364, 212605), (404, 191555), (421, 183820), (455, 170084), (505, 153244), (707, 109460), (842, 91910), (910, 85042), (1010, 76622), (1313, 58940), (1414, 54730), (1684, 45955), (1820, 42521), (2020, 38311), (2105, 36764), (2626, 29470), (2828, 27365), (2947, 26260), (3535, 21892), (4210, 18382), (5252, 14735), (5473, 14140), (5894, 13130), (6565, 11788), (7070, 10946), (8420, 9191)]