51211830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 126137088

約数和(自身を除く): 74925258

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 131, 157, 166, 249, 262, 314, 393, 415, 471, 498, 655, 785, 786, 830, 942, 1245, 1310, 1570, 1965, 2355, 2490, 3930, 4710, 10873, 13031, 20567, 21746, 26062, 32619, 39093, 41134, 54365, 61701, 65155, 65238, 78186, 102835, 108730, 123402, 130310, 163095, 195465, 205670, 308505, 326190, 390930, 617010, 1707061, 3414122, 5121183, 8535305, 10242366, 17070610, 25605915, 51211830]

約数ペア:

[(1, 51211830), (2, 25605915), (3, 17070610), (5, 10242366), (6, 8535305), (10, 5121183), (15, 3414122), (30, 1707061), (83, 617010), (131, 390930), (157, 326190), (166, 308505), (249, 205670), (262, 195465), (314, 163095), (393, 130310), (415, 123402), (471, 108730), (498, 102835), (655, 78186), (785, 65238), (786, 65155), (830, 61701), (942, 54365), (1245, 41134), (1310, 39093), (1570, 32619), (1965, 26062), (2355, 21746), (2490, 20567), (3930, 13031), (4710, 10873)]