86205560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 233435520

約数和(自身を除く): 147229960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 53, 56, 70, 74, 106, 140, 148, 157, 185, 212, 259, 265, 280, 296, 314, 370, 371, 424, 518, 530, 628, 740, 742, 785, 1036, 1060, 1099, 1256, 1295, 1480, 1484, 1570, 1855, 1961, 2072, 2120, 2198, 2590, 2968, 3140, 3710, 3922, 4396, 5180, 5495, 5809, 6280, 7420, 7844, 8321, 8792, 9805, 10360, 10990, 11618, 13727, 14840, 15688, 16642, 19610, 21980, 23236, 27454, 29045, 33284, 39220, 40663, 41605, 43960, 46472, 54908, 58090, 58247, 66568, 68635, 78440, 81326, 83210, 109816, 116180, 116494, 137270, 162652, 166420, 203315, 232360, 232988, 274540, 291235, 307877, 325304, 332840, 406630, 465976, 549080, 582470, 615754, 813260, 1164940, 1231508, 1539385, 1626520, 2155139, 2329880, 2463016, 3078770, 4310278, 6157540, 8620556, 10775695, 12315080, 17241112, 21551390, 43102780, 86205560]

約数ペア:

[(1, 86205560), (2, 43102780), (4, 21551390), (5, 17241112), (7, 12315080), (8, 10775695), (10, 8620556), (14, 6157540), (20, 4310278), (28, 3078770), (35, 2463016), (37, 2329880), (40, 2155139), (53, 1626520), (56, 1539385), (70, 1231508), (74, 1164940), (106, 813260), (140, 615754), (148, 582470), (157, 549080), (185, 465976), (212, 406630), (259, 332840), (265, 325304), (280, 307877), (296, 291235), (314, 274540), (370, 232988), (371, 232360), (424, 203315), (518, 166420), (530, 162652), (628, 137270), (740, 116494), (742, 116180), (785, 109816), (1036, 83210), (1060, 81326), (1099, 78440), (1256, 68635), (1295, 66568), (1480, 58247), (1484, 58090), (1570, 54908), (1855, 46472), (1961, 43960), (2072, 41605), (2120, 40663), (2198, 39220), (2590, 33284), (2968, 29045), (3140, 27454), (3710, 23236), (3922, 21980), (4396, 19610), (5180, 16642), (5495, 15688), (5809, 14840), (6280, 13727), (7420, 11618), (7844, 10990), (8321, 10360), (8792, 9805)]