25561800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1291}}^1$

素因数の和:1324

約数の個数: 144

約数和(自身を含む): 93721680

約数和(自身を除く): 68159880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 132, 150, 165, 180, 198, 200, 220, 225, 264, 275, 300, 330, 360, 396, 440, 450, 495, 550, 600, 660, 792, 825, 900, 990, 1100, 1291, 1320, 1650, 1800, 1980, 2200, 2475, 2582, 3300, 3873, 3960, 4950, 5164, 6455, 6600, 7746, 9900, 10328, 11619, 12910, 14201, 15492, 19365, 19800, 23238, 25820, 28402, 30984, 32275, 38730, 42603, 46476, 51640, 56804, 58095, 64550, 71005, 77460, 85206, 92952, 96825, 113608, 116190, 127809, 129100, 142010, 154920, 170412, 193650, 213015, 232380, 255618, 258200, 284020, 290475, 340824, 355025, 387300, 426030, 464760, 511236, 568040, 580950, 639045, 710050, 774600, 852060, 1022472, 1065075, 1161900, 1278090, 1420100, 1704120, 2130150, 2323800, 2556180, 2840200, 3195225, 4260300, 5112360, 6390450, 8520600, 12780900, 25561800]

約数ペア:

[(1, 25561800), (2, 12780900), (3, 8520600), (4, 6390450), (5, 5112360), (6, 4260300), (8, 3195225), (9, 2840200), (10, 2556180), (11, 2323800), (12, 2130150), (15, 1704120), (18, 1420100), (20, 1278090), (22, 1161900), (24, 1065075), (25, 1022472), (30, 852060), (33, 774600), (36, 710050), (40, 639045), (44, 580950), (45, 568040), (50, 511236), (55, 464760), (60, 426030), (66, 387300), (72, 355025), (75, 340824), (88, 290475), (90, 284020), (99, 258200), (100, 255618), (110, 232380), (120, 213015), (132, 193650), (150, 170412), (165, 154920), (180, 142010), (198, 129100), (200, 127809), (220, 116190), (225, 113608), (264, 96825), (275, 92952), (300, 85206), (330, 77460), (360, 71005), (396, 64550), (440, 58095), (450, 56804), (495, 51640), (550, 46476), (600, 42603), (660, 38730), (792, 32275), (825, 30984), (900, 28402), (990, 25820), (1100, 23238), (1291, 19800), (1320, 19365), (1650, 15492), (1800, 14201), (1980, 12910), (2200, 11619), (2475, 10328), (2582, 9900), (3300, 7746), (3873, 6600), (3960, 6455), (4950, 5164)]