31148800

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 108

約数和(自身を含む): 80092096

約数和(自身を除く): 48943296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 157, 160, 200, 248, 256, 310, 314, 320, 400, 496, 620, 628, 640, 775, 785, 800, 992, 1240, 1256, 1280, 1550, 1570, 1600, 1984, 2480, 2512, 3100, 3140, 3200, 3925, 3968, 4867, 4960, 5024, 6200, 6280, 6400, 7850, 7936, 9734, 9920, 10048, 12400, 12560, 15700, 19468, 19840, 20096, 24335, 24800, 25120, 31400, 38936, 39680, 40192, 48670, 49600, 50240, 62800, 77872, 97340, 99200, 100480, 121675, 125600, 155744, 194680, 198400, 200960, 243350, 251200, 311488, 389360, 486700, 502400, 622976, 778720, 973400, 1004800, 1245952, 1557440, 1946800, 3114880, 3893600, 6229760, 7787200, 15574400, 31148800]

約数ペア:

[(1, 31148800), (2, 15574400), (4, 7787200), (5, 6229760), (8, 3893600), (10, 3114880), (16, 1946800), (20, 1557440), (25, 1245952), (31, 1004800), (32, 973400), (40, 778720), (50, 622976), (62, 502400), (64, 486700), (80, 389360), (100, 311488), (124, 251200), (128, 243350), (155, 200960), (157, 198400), (160, 194680), (200, 155744), (248, 125600), (256, 121675), (310, 100480), (314, 99200), (320, 97340), (400, 77872), (496, 62800), (620, 50240), (628, 49600), (640, 48670), (775, 40192), (785, 39680), (800, 38936), (992, 31400), (1240, 25120), (1256, 24800), (1280, 24335), (1550, 20096), (1570, 19840), (1600, 19468), (1984, 15700), (2480, 12560), (2512, 12400), (3100, 10048), (3140, 9920), (3200, 9734), (3925, 7936), (3968, 7850), (4867, 6400), (4960, 6280), (5024, 6200)]