51161775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 106659840

約数和(自身を除く): 55498065

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 25, 35, 57, 69, 75, 95, 105, 115, 133, 161, 175, 223, 285, 345, 399, 437, 475, 483, 525, 575, 665, 669, 805, 1115, 1311, 1425, 1561, 1725, 1995, 2185, 2415, 3059, 3325, 3345, 4025, 4237, 4683, 5129, 5575, 6555, 7805, 9177, 9975, 10925, 12075, 12711, 15295, 15387, 16725, 21185, 23415, 25645, 29659, 32775, 35903, 39025, 45885, 63555, 76475, 76935, 88977, 97451, 105925, 107709, 117075, 128225, 148295, 179515, 229425, 292353, 317775, 384675, 444885, 487255, 538545, 682157, 741475, 897575, 1461765, 2046471, 2224425, 2436275, 2692725, 3410785, 7308825, 10232355, 17053925, 51161775]

約数ペア:

[(1, 51161775), (3, 17053925), (5, 10232355), (7, 7308825), (15, 3410785), (19, 2692725), (21, 2436275), (23, 2224425), (25, 2046471), (35, 1461765), (57, 897575), (69, 741475), (75, 682157), (95, 538545), (105, 487255), (115, 444885), (133, 384675), (161, 317775), (175, 292353), (223, 229425), (285, 179515), (345, 148295), (399, 128225), (437, 117075), (475, 107709), (483, 105925), (525, 97451), (575, 88977), (665, 76935), (669, 76475), (805, 63555), (1115, 45885), (1311, 39025), (1425, 35903), (1561, 32775), (1725, 29659), (1995, 25645), (2185, 23415), (2415, 21185), (3059, 16725), (3325, 15387), (3345, 15295), (4025, 12711), (4237, 12075), (4683, 10925), (5129, 9975), (5575, 9177), (6555, 7805)]