252154480

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 601416864

約数和(自身を除く): 349262384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 163, 244, 305, 317, 326, 488, 610, 634, 652, 815, 976, 1220, 1268, 1304, 1585, 1630, 2440, 2536, 2608, 3170, 3260, 4880, 5072, 6340, 6520, 9943, 12680, 13040, 19337, 19886, 25360, 38674, 39772, 49715, 51671, 77348, 79544, 96685, 99430, 103342, 154696, 159088, 193370, 198860, 206684, 258355, 309392, 386740, 397720, 413368, 516710, 773480, 795440, 826736, 1033420, 1546960, 2066840, 3151931, 4133680, 6303862, 12607724, 15759655, 25215448, 31519310, 50430896, 63038620, 126077240, 252154480]

約数ペア:

[(1, 252154480), (2, 126077240), (4, 63038620), (5, 50430896), (8, 31519310), (10, 25215448), (16, 15759655), (20, 12607724), (40, 6303862), (61, 4133680), (80, 3151931), (122, 2066840), (163, 1546960), (244, 1033420), (305, 826736), (317, 795440), (326, 773480), (488, 516710), (610, 413368), (634, 397720), (652, 386740), (815, 309392), (976, 258355), (1220, 206684), (1268, 198860), (1304, 193370), (1585, 159088), (1630, 154696), (2440, 103342), (2536, 99430), (2608, 96685), (3170, 79544), (3260, 77348), (4880, 51671), (5072, 49715), (6340, 39772), (6520, 38674), (9943, 25360), (12680, 19886), (13040, 19337)]