9971200

素因数分解:

$2^9\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:88

約数の個数: 120

約数和(自身を含む): 26638920

約数和(自身を除く): 16667720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 41, 50, 64, 76, 80, 82, 95, 100, 128, 152, 160, 164, 190, 200, 205, 256, 304, 320, 328, 380, 400, 410, 475, 512, 608, 640, 656, 760, 779, 800, 820, 950, 1025, 1216, 1280, 1312, 1520, 1558, 1600, 1640, 1900, 2050, 2432, 2560, 2624, 3040, 3116, 3200, 3280, 3800, 3895, 4100, 4864, 5248, 6080, 6232, 6400, 6560, 7600, 7790, 8200, 9728, 10496, 12160, 12464, 12800, 13120, 15200, 15580, 16400, 19475, 20992, 24320, 24928, 26240, 30400, 31160, 32800, 38950, 48640, 49856, 52480, 60800, 62320, 65600, 77900, 99712, 104960, 121600, 124640, 131200, 155800, 199424, 243200, 249280, 262400, 311600, 398848, 498560, 524800, 623200, 997120, 1246400, 1994240, 2492800, 4985600, 9971200]

約数ペア:

[(1, 9971200), (2, 4985600), (4, 2492800), (5, 1994240), (8, 1246400), (10, 997120), (16, 623200), (19, 524800), (20, 498560), (25, 398848), (32, 311600), (38, 262400), (40, 249280), (41, 243200), (50, 199424), (64, 155800), (76, 131200), (80, 124640), (82, 121600), (95, 104960), (100, 99712), (128, 77900), (152, 65600), (160, 62320), (164, 60800), (190, 52480), (200, 49856), (205, 48640), (256, 38950), (304, 32800), (320, 31160), (328, 30400), (380, 26240), (400, 24928), (410, 24320), (475, 20992), (512, 19475), (608, 16400), (640, 15580), (656, 15200), (760, 13120), (779, 12800), (800, 12464), (820, 12160), (950, 10496), (1025, 9728), (1216, 8200), (1280, 7790), (1312, 7600), (1520, 6560), (1558, 6400), (1600, 6232), (1640, 6080), (1900, 5248), (2050, 4864), (2432, 4100), (2560, 3895), (2624, 3800), (3040, 3280), (3116, 3200)]