63845120

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1661

約数の個数: 72

約数和(自身を含む): 157960320

約数和(自身を除く): 94115200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1609, 1984, 2480, 3218, 3968, 4960, 6436, 7936, 8045, 9920, 12872, 16090, 19840, 25744, 32180, 39680, 49879, 51488, 64360, 99758, 102976, 128720, 199516, 205952, 249395, 257440, 399032, 411904, 498790, 514880, 798064, 997580, 1029760, 1596128, 1995160, 2059520, 3192256, 3990320, 6384512, 7980640, 12769024, 15961280, 31922560, 63845120]

約数ペア:

[(1, 63845120), (2, 31922560), (4, 15961280), (5, 12769024), (8, 7980640), (10, 6384512), (16, 3990320), (20, 3192256), (31, 2059520), (32, 1995160), (40, 1596128), (62, 1029760), (64, 997580), (80, 798064), (124, 514880), (128, 498790), (155, 411904), (160, 399032), (248, 257440), (256, 249395), (310, 205952), (320, 199516), (496, 128720), (620, 102976), (640, 99758), (992, 64360), (1240, 51488), (1280, 49879), (1609, 39680), (1984, 32180), (2480, 25744), (3218, 19840), (3968, 16090), (4960, 12872), (6436, 9920), (7936, 8045)]