5550978040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{821}}^1$

素因数の和:1073

約数の個数: 128

約数和(自身を含む): 13540115520

約数和(自身を除く): 7989137480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 163, 170, 244, 305, 326, 340, 488, 610, 652, 680, 815, 821, 1037, 1220, 1304, 1630, 1642, 2074, 2440, 2771, 3260, 3284, 4105, 4148, 5185, 5542, 6520, 6568, 8210, 8296, 9943, 10370, 11084, 13855, 13957, 16420, 19886, 20740, 22168, 27710, 27914, 32840, 39772, 41480, 49715, 50081, 55420, 55828, 69785, 79544, 99430, 100162, 110840, 111656, 133823, 139570, 169031, 198860, 200324, 250405, 267646, 279140, 338062, 397720, 400648, 500810, 535292, 558280, 669115, 676124, 845155, 851377, 1001620, 1070584, 1338230, 1352248, 1690310, 1702754, 2003240, 2274991, 2676460, 3380620, 3405508, 4256885, 4549982, 5352920, 6761240, 6811016, 8163203, 8513770, 9099964, 11374955, 16326406, 17027540, 18199928, 22749910, 32652812, 34055080, 40816015, 45499820, 65305624, 81632030, 90999640, 138774451, 163264060, 277548902, 326528120, 555097804, 693872255, 1110195608, 1387744510, 2775489020, 5550978040]

約数ペア:

[(1, 5550978040), (2, 2775489020), (4, 1387744510), (5, 1110195608), (8, 693872255), (10, 555097804), (17, 326528120), (20, 277548902), (34, 163264060), (40, 138774451), (61, 90999640), (68, 81632030), (85, 65305624), (122, 45499820), (136, 40816015), (163, 34055080), (170, 32652812), (244, 22749910), (305, 18199928), (326, 17027540), (340, 16326406), (488, 11374955), (610, 9099964), (652, 8513770), (680, 8163203), (815, 6811016), (821, 6761240), (1037, 5352920), (1220, 4549982), (1304, 4256885), (1630, 3405508), (1642, 3380620), (2074, 2676460), (2440, 2274991), (2771, 2003240), (3260, 1702754), (3284, 1690310), (4105, 1352248), (4148, 1338230), (5185, 1070584), (5542, 1001620), (6520, 851377), (6568, 845155), (8210, 676124), (8296, 669115), (9943, 558280), (10370, 535292), (11084, 500810), (13855, 400648), (13957, 397720), (16420, 338062), (19886, 279140), (20740, 267646), (22168, 250405), (27710, 200324), (27914, 198860), (32840, 169031), (39772, 139570), (41480, 133823), (49715, 111656), (50081, 110840), (55420, 100162), (55828, 99430), (69785, 79544)]