12697600

素因数分解:

$2^{14}\times 5^2\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 90

約数和(自身を含む): 32504864

約数和(自身を除く): 19807264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 992, 1024, 1240, 1280, 1550, 1600, 1984, 2048, 2480, 2560, 3100, 3200, 3968, 4096, 4960, 5120, 6200, 6400, 7936, 8192, 9920, 10240, 12400, 12800, 15872, 16384, 19840, 20480, 24800, 25600, 31744, 39680, 40960, 49600, 51200, 63488, 79360, 81920, 99200, 102400, 126976, 158720, 198400, 204800, 253952, 317440, 396800, 409600, 507904, 634880, 793600, 1269760, 1587200, 2539520, 3174400, 6348800, 12697600]

約数ペア:

[(1, 12697600), (2, 6348800), (4, 3174400), (5, 2539520), (8, 1587200), (10, 1269760), (16, 793600), (20, 634880), (25, 507904), (31, 409600), (32, 396800), (40, 317440), (50, 253952), (62, 204800), (64, 198400), (80, 158720), (100, 126976), (124, 102400), (128, 99200), (155, 81920), (160, 79360), (200, 63488), (248, 51200), (256, 49600), (310, 40960), (320, 39680), (400, 31744), (496, 25600), (512, 24800), (620, 20480), (640, 19840), (775, 16384), (800, 15872), (992, 12800), (1024, 12400), (1240, 10240), (1280, 9920), (1550, 8192), (1600, 7936), (1984, 6400), (2048, 6200), (2480, 5120), (2560, 4960), (3100, 4096), (3200, 3968)]