28054950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{347}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 88547904

約数和(自身を除く): 60492954

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 49, 50, 55, 66, 70, 75, 77, 98, 105, 110, 147, 150, 154, 165, 175, 210, 231, 245, 275, 294, 330, 347, 350, 385, 462, 490, 525, 539, 550, 694, 735, 770, 825, 1041, 1050, 1078, 1155, 1225, 1470, 1617, 1650, 1735, 1925, 2082, 2310, 2429, 2450, 2695, 3234, 3470, 3675, 3817, 3850, 4858, 5205, 5390, 5775, 7287, 7350, 7634, 8085, 8675, 10410, 11451, 11550, 12145, 13475, 14574, 16170, 17003, 17350, 19085, 22902, 24290, 26025, 26719, 26950, 34006, 36435, 38170, 40425, 51009, 52050, 53438, 57255, 60725, 72870, 80157, 80850, 85015, 95425, 102018, 114510, 121450, 133595, 160314, 170030, 182175, 187033, 190850, 255045, 267190, 286275, 364350, 374066, 400785, 425075, 510090, 561099, 572550, 667975, 801570, 850150, 935165, 1122198, 1275225, 1335950, 1870330, 2003925, 2550450, 2805495, 4007850, 4675825, 5610990, 9351650, 14027475, 28054950]

約数ペア:

[(1, 28054950), (2, 14027475), (3, 9351650), (5, 5610990), (6, 4675825), (7, 4007850), (10, 2805495), (11, 2550450), (14, 2003925), (15, 1870330), (21, 1335950), (22, 1275225), (25, 1122198), (30, 935165), (33, 850150), (35, 801570), (42, 667975), (49, 572550), (50, 561099), (55, 510090), (66, 425075), (70, 400785), (75, 374066), (77, 364350), (98, 286275), (105, 267190), (110, 255045), (147, 190850), (150, 187033), (154, 182175), (165, 170030), (175, 160314), (210, 133595), (231, 121450), (245, 114510), (275, 102018), (294, 95425), (330, 85015), (347, 80850), (350, 80157), (385, 72870), (462, 60725), (490, 57255), (525, 53438), (539, 52050), (550, 51009), (694, 40425), (735, 38170), (770, 36435), (825, 34006), (1041, 26950), (1050, 26719), (1078, 26025), (1155, 24290), (1225, 22902), (1470, 19085), (1617, 17350), (1650, 17003), (1735, 16170), (1925, 14574), (2082, 13475), (2310, 12145), (2429, 11550), (2450, 11451), (2695, 10410), (3234, 8675), (3470, 8085), (3675, 7634), (3817, 7350), (3850, 7287), (4858, 5775), (5205, 5390)]