31749751640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{148669}}^1$

素因数の和:148980

約数の個数: 64

約数和(自身を含む): 75464892000

約数和(自身を除く): 43715140360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 281, 380, 562, 760, 1124, 1405, 2248, 2810, 5339, 5620, 10678, 11240, 21356, 26695, 42712, 53390, 106780, 148669, 213560, 297338, 594676, 743345, 1189352, 1486690, 2824711, 2973380, 5649422, 5946760, 11298844, 14123555, 22597688, 28247110, 41775989, 56494220, 83551978, 112988440, 167103956, 208879945, 334207912, 417759890, 793743791, 835519780, 1587487582, 1671039560, 3174975164, 3968718955, 6349950328, 7937437910, 15874875820, 31749751640]

約数ペア:

[(1, 31749751640), (2, 15874875820), (4, 7937437910), (5, 6349950328), (8, 3968718955), (10, 3174975164), (19, 1671039560), (20, 1587487582), (38, 835519780), (40, 793743791), (76, 417759890), (95, 334207912), (152, 208879945), (190, 167103956), (281, 112988440), (380, 83551978), (562, 56494220), (760, 41775989), (1124, 28247110), (1405, 22597688), (2248, 14123555), (2810, 11298844), (5339, 5946760), (5620, 5649422), (10678, 2973380), (11240, 2824711), (21356, 1486690), (26695, 1189352), (42712, 743345), (53390, 594676), (106780, 297338), (148669, 213560)]