16150000

素因数分解:

$2^4\times 5^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 43590960

約数和(自身を除く): 27440960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 125, 136, 152, 170, 190, 200, 250, 272, 304, 323, 340, 380, 400, 425, 475, 500, 625, 646, 680, 760, 850, 950, 1000, 1250, 1292, 1360, 1520, 1615, 1700, 1900, 2000, 2125, 2375, 2500, 2584, 3125, 3230, 3400, 3800, 4250, 4750, 5000, 5168, 6250, 6460, 6800, 7600, 8075, 8500, 9500, 10000, 10625, 11875, 12500, 12920, 16150, 17000, 19000, 21250, 23750, 25000, 25840, 32300, 34000, 38000, 40375, 42500, 47500, 50000, 53125, 59375, 64600, 80750, 85000, 95000, 106250, 118750, 129200, 161500, 170000, 190000, 201875, 212500, 237500, 323000, 403750, 425000, 475000, 646000, 807500, 850000, 950000, 1009375, 1615000, 2018750, 3230000, 4037500, 8075000, 16150000]

約数ペア:

[(1, 16150000), (2, 8075000), (4, 4037500), (5, 3230000), (8, 2018750), (10, 1615000), (16, 1009375), (17, 950000), (19, 850000), (20, 807500), (25, 646000), (34, 475000), (38, 425000), (40, 403750), (50, 323000), (68, 237500), (76, 212500), (80, 201875), (85, 190000), (95, 170000), (100, 161500), (125, 129200), (136, 118750), (152, 106250), (170, 95000), (190, 85000), (200, 80750), (250, 64600), (272, 59375), (304, 53125), (323, 50000), (340, 47500), (380, 42500), (400, 40375), (425, 38000), (475, 34000), (500, 32300), (625, 25840), (646, 25000), (680, 23750), (760, 21250), (850, 19000), (950, 17000), (1000, 16150), (1250, 12920), (1292, 12500), (1360, 11875), (1520, 10625), (1615, 10000), (1700, 9500), (1900, 8500), (2000, 8075), (2125, 7600), (2375, 6800), (2500, 6460), (2584, 6250), (3125, 5168), (3230, 5000), (3400, 4750), (3800, 4250)]