128757200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2293

約数の個数: 120

約数和(自身を含む): 363580896

約数和(自身を除く): 234823696

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 176, 200, 208, 220, 260, 275, 286, 325, 400, 440, 520, 550, 572, 650, 715, 880, 1040, 1100, 1144, 1300, 1430, 2200, 2251, 2288, 2600, 2860, 3575, 4400, 4502, 5200, 5720, 7150, 9004, 11255, 11440, 14300, 18008, 22510, 24761, 28600, 29263, 36016, 45020, 49522, 56275, 57200, 58526, 90040, 99044, 112550, 117052, 123805, 146315, 180080, 198088, 225100, 234104, 247610, 292630, 321893, 396176, 450200, 468208, 495220, 585260, 619025, 643786, 731575, 900400, 990440, 1170520, 1238050, 1287572, 1463150, 1609465, 1980880, 2341040, 2476100, 2575144, 2926300, 3218930, 4952200, 5150288, 5852600, 6437860, 8047325, 9904400, 11705200, 12875720, 16094650, 25751440, 32189300, 64378600, 128757200]

約数ペア:

[(1, 128757200), (2, 64378600), (4, 32189300), (5, 25751440), (8, 16094650), (10, 12875720), (11, 11705200), (13, 9904400), (16, 8047325), (20, 6437860), (22, 5852600), (25, 5150288), (26, 4952200), (40, 3218930), (44, 2926300), (50, 2575144), (52, 2476100), (55, 2341040), (65, 1980880), (80, 1609465), (88, 1463150), (100, 1287572), (104, 1238050), (110, 1170520), (130, 990440), (143, 900400), (176, 731575), (200, 643786), (208, 619025), (220, 585260), (260, 495220), (275, 468208), (286, 450200), (325, 396176), (400, 321893), (440, 292630), (520, 247610), (550, 234104), (572, 225100), (650, 198088), (715, 180080), (880, 146315), (1040, 123805), (1100, 117052), (1144, 112550), (1300, 99044), (1430, 90040), (2200, 58526), (2251, 57200), (2288, 56275), (2600, 49522), (2860, 45020), (3575, 36016), (4400, 29263), (4502, 28600), (5200, 24761), (5720, 22510), (7150, 18008), (9004, 14300), (11255, 11440)]