49640000

素因数分解:

$2^6\times 5^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 140

約数和(自身を含む): 132117084

約数和(自身を除く): 82477084

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 73, 80, 85, 100, 125, 136, 146, 160, 170, 200, 250, 272, 292, 320, 340, 365, 400, 425, 500, 544, 584, 625, 680, 730, 800, 850, 1000, 1088, 1168, 1241, 1250, 1360, 1460, 1600, 1700, 1825, 2000, 2125, 2336, 2482, 2500, 2720, 2920, 3400, 3650, 4000, 4250, 4672, 4964, 5000, 5440, 5840, 6205, 6800, 7300, 8000, 8500, 9125, 9928, 10000, 10625, 11680, 12410, 13600, 14600, 17000, 18250, 19856, 20000, 21250, 23360, 24820, 27200, 29200, 31025, 34000, 36500, 39712, 40000, 42500, 45625, 49640, 58400, 62050, 68000, 73000, 79424, 85000, 91250, 99280, 116800, 124100, 136000, 146000, 155125, 170000, 182500, 198560, 248200, 292000, 310250, 340000, 365000, 397120, 496400, 584000, 620500, 680000, 730000, 775625, 992800, 1241000, 1460000, 1551250, 1985600, 2482000, 2920000, 3102500, 4964000, 6205000, 9928000, 12410000, 24820000, 49640000]

約数ペア:

[(1, 49640000), (2, 24820000), (4, 12410000), (5, 9928000), (8, 6205000), (10, 4964000), (16, 3102500), (17, 2920000), (20, 2482000), (25, 1985600), (32, 1551250), (34, 1460000), (40, 1241000), (50, 992800), (64, 775625), (68, 730000), (73, 680000), (80, 620500), (85, 584000), (100, 496400), (125, 397120), (136, 365000), (146, 340000), (160, 310250), (170, 292000), (200, 248200), (250, 198560), (272, 182500), (292, 170000), (320, 155125), (340, 146000), (365, 136000), (400, 124100), (425, 116800), (500, 99280), (544, 91250), (584, 85000), (625, 79424), (680, 73000), (730, 68000), (800, 62050), (850, 58400), (1000, 49640), (1088, 45625), (1168, 42500), (1241, 40000), (1250, 39712), (1360, 36500), (1460, 34000), (1600, 31025), (1700, 29200), (1825, 27200), (2000, 24820), (2125, 23360), (2336, 21250), (2482, 20000), (2500, 19856), (2720, 18250), (2920, 17000), (3400, 14600), (3650, 13600), (4000, 12410), (4250, 11680), (4672, 10625), (4964, 10000), (5000, 9928), (5440, 9125), (5840, 8500), (6205, 8000), (6800, 7300)]