79237600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:453

約数の個数: 144

約数和(自身を含む): 219829680

約数和(自身を除く): 140592080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 160, 190, 200, 208, 247, 260, 304, 325, 380, 400, 401, 416, 475, 494, 520, 608, 650, 760, 800, 802, 950, 988, 1040, 1235, 1300, 1520, 1604, 1900, 1976, 2005, 2080, 2470, 2600, 3040, 3208, 3800, 3952, 4010, 4940, 5200, 5213, 6175, 6416, 7600, 7619, 7904, 8020, 9880, 10025, 10400, 10426, 12350, 12832, 15200, 15238, 16040, 19760, 20050, 20852, 24700, 26065, 30476, 32080, 38095, 39520, 40100, 41704, 49400, 52130, 60952, 64160, 76190, 80200, 83408, 98800, 99047, 104260, 121904, 130325, 152380, 160400, 166816, 190475, 197600, 198094, 208520, 243808, 260650, 304760, 320800, 380950, 396188, 417040, 495235, 521300, 609520, 761900, 792376, 834080, 990470, 1042600, 1219040, 1523800, 1584752, 1980940, 2085200, 2476175, 3047600, 3169504, 3961880, 4170400, 4952350, 6095200, 7923760, 9904700, 15847520, 19809400, 39618800, 79237600]

約数ペア:

[(1, 79237600), (2, 39618800), (4, 19809400), (5, 15847520), (8, 9904700), (10, 7923760), (13, 6095200), (16, 4952350), (19, 4170400), (20, 3961880), (25, 3169504), (26, 3047600), (32, 2476175), (38, 2085200), (40, 1980940), (50, 1584752), (52, 1523800), (65, 1219040), (76, 1042600), (80, 990470), (95, 834080), (100, 792376), (104, 761900), (130, 609520), (152, 521300), (160, 495235), (190, 417040), (200, 396188), (208, 380950), (247, 320800), (260, 304760), (304, 260650), (325, 243808), (380, 208520), (400, 198094), (401, 197600), (416, 190475), (475, 166816), (494, 160400), (520, 152380), (608, 130325), (650, 121904), (760, 104260), (800, 99047), (802, 98800), (950, 83408), (988, 80200), (1040, 76190), (1235, 64160), (1300, 60952), (1520, 52130), (1604, 49400), (1900, 41704), (1976, 40100), (2005, 39520), (2080, 38095), (2470, 32080), (2600, 30476), (3040, 26065), (3208, 24700), (3800, 20852), (3952, 20050), (4010, 19760), (4940, 16040), (5200, 15238), (5213, 15200), (6175, 12832), (6416, 12350), (7600, 10426), (7619, 10400), (7904, 10025), (8020, 9880)]