28853000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 128

約数和(自身を含む): 76602240

約数和(自身を除く): 47749240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 43, 44, 50, 55, 61, 86, 88, 100, 110, 122, 125, 172, 200, 215, 220, 244, 250, 275, 305, 344, 430, 440, 473, 488, 500, 550, 610, 671, 860, 946, 1000, 1075, 1100, 1220, 1342, 1375, 1525, 1720, 1892, 2150, 2200, 2365, 2440, 2623, 2684, 2750, 3050, 3355, 3784, 4300, 4730, 5246, 5368, 5375, 5500, 6100, 6710, 7625, 8600, 9460, 10492, 10750, 11000, 11825, 12200, 13115, 13420, 15250, 16775, 18920, 20984, 21500, 23650, 26230, 26840, 28853, 30500, 33550, 43000, 47300, 52460, 57706, 59125, 61000, 65575, 67100, 83875, 94600, 104920, 115412, 118250, 131150, 134200, 144265, 167750, 230824, 236500, 262300, 288530, 327875, 335500, 473000, 524600, 577060, 655750, 671000, 721325, 1154120, 1311500, 1442650, 2623000, 2885300, 3606625, 5770600, 7213250, 14426500, 28853000]

約数ペア:

[(1, 28853000), (2, 14426500), (4, 7213250), (5, 5770600), (8, 3606625), (10, 2885300), (11, 2623000), (20, 1442650), (22, 1311500), (25, 1154120), (40, 721325), (43, 671000), (44, 655750), (50, 577060), (55, 524600), (61, 473000), (86, 335500), (88, 327875), (100, 288530), (110, 262300), (122, 236500), (125, 230824), (172, 167750), (200, 144265), (215, 134200), (220, 131150), (244, 118250), (250, 115412), (275, 104920), (305, 94600), (344, 83875), (430, 67100), (440, 65575), (473, 61000), (488, 59125), (500, 57706), (550, 52460), (610, 47300), (671, 43000), (860, 33550), (946, 30500), (1000, 28853), (1075, 26840), (1100, 26230), (1220, 23650), (1342, 21500), (1375, 20984), (1525, 18920), (1720, 16775), (1892, 15250), (2150, 13420), (2200, 13115), (2365, 12200), (2440, 11825), (2623, 11000), (2684, 10750), (2750, 10492), (3050, 9460), (3355, 8600), (3784, 7625), (4300, 6710), (4730, 6100), (5246, 5500), (5368, 5375)]