27552800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 76495104

約数和(自身を除く): 48942304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 101, 110, 124, 155, 160, 176, 200, 202, 220, 248, 275, 310, 341, 352, 400, 404, 440, 496, 505, 550, 620, 682, 775, 800, 808, 880, 992, 1010, 1100, 1111, 1240, 1364, 1550, 1616, 1705, 1760, 2020, 2200, 2222, 2480, 2525, 2728, 3100, 3131, 3232, 3410, 4040, 4400, 4444, 4960, 5050, 5456, 5555, 6200, 6262, 6820, 8080, 8525, 8800, 8888, 10100, 10912, 11110, 12400, 12524, 13640, 15655, 16160, 17050, 17776, 20200, 22220, 24800, 25048, 27280, 27775, 31310, 34100, 34441, 35552, 40400, 44440, 50096, 54560, 55550, 62620, 68200, 68882, 78275, 80800, 88880, 100192, 111100, 125240, 136400, 137764, 156550, 172205, 177760, 222200, 250480, 272800, 275528, 313100, 344410, 444400, 500960, 551056, 626200, 688820, 861025, 888800, 1102112, 1252400, 1377640, 1722050, 2504800, 2755280, 3444100, 5510560, 6888200, 13776400, 27552800]

約数ペア:

[(1, 27552800), (2, 13776400), (4, 6888200), (5, 5510560), (8, 3444100), (10, 2755280), (11, 2504800), (16, 1722050), (20, 1377640), (22, 1252400), (25, 1102112), (31, 888800), (32, 861025), (40, 688820), (44, 626200), (50, 551056), (55, 500960), (62, 444400), (80, 344410), (88, 313100), (100, 275528), (101, 272800), (110, 250480), (124, 222200), (155, 177760), (160, 172205), (176, 156550), (200, 137764), (202, 136400), (220, 125240), (248, 111100), (275, 100192), (310, 88880), (341, 80800), (352, 78275), (400, 68882), (404, 68200), (440, 62620), (496, 55550), (505, 54560), (550, 50096), (620, 44440), (682, 40400), (775, 35552), (800, 34441), (808, 34100), (880, 31310), (992, 27775), (1010, 27280), (1100, 25048), (1111, 24800), (1240, 22220), (1364, 20200), (1550, 17776), (1616, 17050), (1705, 16160), (1760, 15655), (2020, 13640), (2200, 12524), (2222, 12400), (2480, 11110), (2525, 10912), (2728, 10100), (3100, 8888), (3131, 8800), (3232, 8525), (3410, 8080), (4040, 6820), (4400, 6262), (4444, 6200), (4960, 5555), (5050, 5456)]