40752800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 108

約数和(自身を含む): 109614078

約数和(自身を除く): 68861278

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 121, 160, 176, 200, 220, 242, 275, 352, 400, 421, 440, 484, 550, 605, 800, 842, 880, 968, 1100, 1210, 1684, 1760, 1936, 2105, 2200, 2420, 3025, 3368, 3872, 4210, 4400, 4631, 4840, 6050, 6736, 8420, 8800, 9262, 9680, 10525, 12100, 13472, 16840, 18524, 19360, 21050, 23155, 24200, 33680, 37048, 42100, 46310, 48400, 50941, 67360, 74096, 84200, 92620, 96800, 101882, 115775, 148192, 168400, 185240, 203764, 231550, 254705, 336800, 370480, 407528, 463100, 509410, 740960, 815056, 926200, 1018820, 1273525, 1630112, 1852400, 2037640, 2547050, 3704800, 4075280, 5094100, 8150560, 10188200, 20376400, 40752800]

約数ペア:

[(1, 40752800), (2, 20376400), (4, 10188200), (5, 8150560), (8, 5094100), (10, 4075280), (11, 3704800), (16, 2547050), (20, 2037640), (22, 1852400), (25, 1630112), (32, 1273525), (40, 1018820), (44, 926200), (50, 815056), (55, 740960), (80, 509410), (88, 463100), (100, 407528), (110, 370480), (121, 336800), (160, 254705), (176, 231550), (200, 203764), (220, 185240), (242, 168400), (275, 148192), (352, 115775), (400, 101882), (421, 96800), (440, 92620), (484, 84200), (550, 74096), (605, 67360), (800, 50941), (842, 48400), (880, 46310), (968, 42100), (1100, 37048), (1210, 33680), (1684, 24200), (1760, 23155), (1936, 21050), (2105, 19360), (2200, 18524), (2420, 16840), (3025, 13472), (3368, 12100), (3872, 10525), (4210, 9680), (4400, 9262), (4631, 8800), (4840, 8420), (6050, 6736)]