125666560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3167}}^1$

素因数の和:3219

約数の個数: 72

約数和(自身を含む): 310818816

約数和(自身を除く): 185152256

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, 1984, 2480, 3167, 3968, 4960, 6334, 7936, 9920, 12668, 15835, 19840, 25336, 31670, 39680, 50672, 63340, 98177, 101344, 126680, 196354, 202688, 253360, 392708, 405376, 490885, 506720, 785416, 810752, 981770, 1013440, 1570832, 1963540, 2026880, 3141664, 3927080, 4053760, 6283328, 7854160, 12566656, 15708320, 25133312, 31416640, 62833280, 125666560]

約数ペア:

[(1, 125666560), (2, 62833280), (4, 31416640), (5, 25133312), (8, 15708320), (10, 12566656), (16, 7854160), (20, 6283328), (31, 4053760), (32, 3927080), (40, 3141664), (62, 2026880), (64, 1963540), (80, 1570832), (124, 1013440), (128, 981770), (155, 810752), (160, 785416), (248, 506720), (256, 490885), (310, 405376), (320, 392708), (496, 253360), (620, 202688), (640, 196354), (992, 126680), (1240, 101344), (1280, 98177), (1984, 63340), (2480, 50672), (3167, 39680), (3968, 31670), (4960, 25336), (6334, 19840), (7936, 15835), (9920, 12668)]